Homework Help: Math: Geometry

Recent Homework Questions About Geometry

Geometry
In ⊙B the length of arc ST is 3π inches and the measure of arc ST is 120. What is the radius of ⊙B?
Wednesday, May 16, 2012 at 7:44pm

Geometry
It is 5:00. What is the measure of the minor arc formed by the hands of an analog clock?
Wednesday, May 16, 2012 at 7:36pm

Geometry
Kiley's in-line skate wheels have a 43-mm diameter. How many meters will Kiley travel after 5,000 revolutions of the wheels on her in-line skates? Round your answer to the nearest tenth of a meter.
Wednesday, May 16, 2012 at 7:35pm

geometry
If point P is at the center of the circle, and the length of chord equals 12 inches, which is the length of the radius ?
Wednesday, May 16, 2012 at 1:50pm

geometry
If AD is 10 units AB is 8 units AC is 12 is units ED is 4.5 units and if AED is 100 degrees what is the measure of DC
Wednesday, May 16, 2012 at 1:14pm

Geometry
Given circle E with diameter AC and m<DAC=62 degrees, find mAD(arc).
Wednesday, May 16, 2012 at 3:35am

Geometry
The marching band has ordered a banner with its logo. The logo is a circle with a 45 degree central angle. If the diameter of the circle is 3 feet, what is the length of the major arc to the nearest tenth?
Wednesday, May 16, 2012 at 12:38am

Geometry
A Ferris wheel has a 50 meter radius. How many kilometers will a passenger travel during a ride if the wheel makes 10 revolutions? Round your answer to the nearest tenth of a kilometer.
Wednesday, May 16, 2012 at 12:37am

Geometry
The wheels on Jay's bike each have a 20 inch diameter. His sister's mountain bike has wheels that each have a 26 inch diameter. To the nearest inch, how much farther does Jay's sister's bike travel in one revolution than Jay's bike?
Wednesday, May 16, 2012 at 12:36am

Geometry
A dartboard consists of five concentric circles. The radius of the smallest circle is about 1 inch. The radius of the second circle is about 3 inches longer. The radius of the third circle is about 1 inch longer than the previous circle. The radius of the fourth circle is ...
Wednesday, May 16, 2012 at 12:34am

math
drawing several kinds of triangles including a right triangle, than draw a square on each of the sides of the triangles. compute the area of the squares and use this information to investigate whether the pythagorean theorem works for only the right triangles.(use a geometry ...
Wednesday, May 16, 2012 at 12:14am

geometry
Find the surface area and the volume of a sphere whose radius equals 4?
Tuesday, May 15, 2012 at 11:08pm

geometry
find the supplementary angle of the given angle 148.7
Tuesday, May 15, 2012 at 8:42pm

geometry
Two chords that intersect within a circle form an angle whose measure is 55°. If this angle’s arc is 100°, what is the measure of the arc of its vertical angle?
Tuesday, May 15, 2012 at 8:04pm

geometry
Given that AB is a tangent of the circle with the center at X, AB = 12, and XD = 2.5, which is the length of DB
Tuesday, May 15, 2012 at 7:48pm

Geometry
A dead tree was struck by lightning, causing it to fall over at a point 10 ft up from the base of the tree. If the fall treetop forms a 40 angle with the ground, about how tall was the tree originally?
Tuesday, May 15, 2012 at 7:01pm

geometry
in the diagram below of triangle TEM, medians line TB, line EC and line MA intersect at D, and TB = 9. Find the length of TD.
Tuesday, May 15, 2012 at 6:06pm

geometry
in the diagram below of triangle TEM, medians line TB, line EC and line MA intersect at D, and TB = 9. Find the length of TD.
Tuesday, May 15, 2012 at 6:05pm

math: advanced geometry
if the surface area of a sphere equals the surface area of a cube, what is the ratio of the volume of the sphere to the volume of the cube?
Tuesday, May 15, 2012 at 4:10pm

math: advanced geometry
a square pyramid resting on its base is filled to half its height with 320 cm^3 water. how much water is needed to finish filling the pyramid?
Tuesday, May 15, 2012 at 3:32pm

GEOMETRY INSCRIBED ANGLES MULTIPLE CHOICE QUESTION
Find the value of x. If necessary, round your answer to the nearest tenth. The figure is not drawn to scale. {THe figure is a circle with a tangent crossing through the top section of the circle. The value of the tangent is 12. There is a line perpendicular to the tangent that...
Tuesday, May 15, 2012 at 3:23pm

geometry
A field is in the form of a triangle pictured below. Angle A is 85± and angle B is 78±. The distance between B and C is 269 feet. Find, to the nearest foot, the distance between A and B.
Tuesday, May 15, 2012 at 10:42am

GEOMETRY INSCRIBED ANGLES MULTIPLE CHOICE QUESTION
segment BC is tangent to circle A at B and to circle D at C. (Not drawn to scale) AB=10 BC=25 and DC=3. Find AD to the nearest tenth. Hint: Draw an auxiliary line from D to segment BA. {There are two circles, the larger one has point A in the center and a dotted line going up ...
Tuesday, May 15, 2012 at 9:50am

geometry
if ON=7x-5, LM= 6x+3, NM =x-4, and OL =2y+5, find the value of x and y given that LMNO is a parallelogram
Tuesday, May 15, 2012 at 9:34am

geometry
The sector shown is formed into a cone by joining its two radii. Calculate the volume of the cone correct to the nearest whole number. It shows a diagram with a 240 degree sector or two-thirds of a circle with a radius of 12 cm. How do I do this? Thank you so much
Tuesday, May 15, 2012 at 3:20am

geometry
A tetrahedron is a triangular pyramid in which each face is an equilateral triangle. Calculate the volume of a tetrahedron that has all its edges 6 cm in length. Hint: You will need to know some geometry and trigonometry.
Tuesday, May 15, 2012 at 1:42am

geometry
Calculate the volume of a square pyramid if it has a base area of 64 cm^2 and the distance from the apex to a corner of the base is 15 cm. Thank you so much!!!
Tuesday, May 15, 2012 at 1:36am

geometry
The top of a ladder is leaning on a building at a point 12 feet above the ground; the bottom of the ladder is 5 feet from the base of the building. What is the length of the ladder?
Monday, May 14, 2012 at 10:18pm

geometry
Find the slant height of a cone with surface area of 178.6 in2 and a radius of the base of 4.9 in
Monday, May 14, 2012 at 1:34pm

geometry
m<S=30, m(arc)RS=84,and RU is tangent to the circle at R find m<U. It's a circle with a triangle inscribed, only the s and r lie on the circle and u extends past circle. can someone help i do not know or understand these problems answers 27 12 54 24 m(arcDE=123 and m...
Monday, May 14, 2012 at 1:00pm

Geometry
If measures of two complementary angles are in the ratio 1 : 5. What are the degree measures of the two angles? Thanks :)
Monday, May 14, 2012 at 10:43am

Geometry
The surface area of a cone is 55 pie cm squared. The radius is 5 cm. What is the slant height?
Sunday, May 13, 2012 at 9:07pm

geometry
Find the surface area of pyramid that has a regular hexagonal base od edge 6 cm and a height of 8 cm. Thank you so much
Sunday, May 13, 2012 at 8:29pm

geometry
hich is the equation of a circle with diameter AB with A(5,4) and B(-1,-4)? possible answers; (x-5)^2+(y-4)^2=10 (x+5)^2+(y+4)^2=100 (x-2)^2+y^2=25 (x+2)^2+y^2=5 Not sure
Sunday, May 13, 2012 at 7:11pm

geometry
Find the surface area of pyramid that has a regular hexagonal base od edge 6 cm and a height of 8 cm. Thank you so much
Sunday, May 13, 2012 at 12:16pm

geometry
In circle O, ∠AOB intercepts an arc whose measure is 50°. What is the measure of ∠AOB?
Sunday, May 13, 2012 at 12:12pm

geometry
The scale factor for two similar triangles is 4 : 3. The perimeter of the smaller triangle is 12. What is the perimeter of the larger triangle?
Sunday, May 13, 2012 at 12:10pm

geometry
The ratio of the areas of two similar triangles is 36 : 25. What is the ratio of the perimeters of the two triangles?
Sunday, May 13, 2012 at 12:09pm

11TH Geometry
With the image of O(-2,-1) after 2 reflections. one across the line y=-5 and line x=1
Saturday, May 12, 2012 at 8:13pm

math(geometry)
find the altitude on hypotenuse if a=6cm and b=8cm?
Saturday, May 12, 2012 at 5:59pm

solid geometry...
find the area of the earth's surface within the Arctic Circle; that is, in latitude north 66° 32' N. thank you! :D
Saturday, May 12, 2012 at 5:05am

Geometry
3-4
Friday, May 11, 2012 at 11:27am

Geometry
Find the volume of the given prism 17m 2m 1m
Friday, May 11, 2012 at 10:52am

geometry
the area of a parallelogram is 36 in squared and its height is 3 in . How long is the corresponding base?
Friday, May 11, 2012 at 10:46am

gEoMeTrY iNsCrIbEd AnGlEs MuLtIpLe ChOiCe QuEsTiOn
A satellite, B, is 17,000 miles from the horizon of Earth. Earth’s radius is about 4,000 miles. Find the approximate distance the satellite is from the Earth’s surface. {The picture is a circle with point O in the center, point C is on the top center edge of the ...
Friday, May 11, 2012 at 9:38am

geometry
A regular hexagon has an area of 96sqrt3. What is the length of each side of the hexagon?
Thursday, May 10, 2012 at 11:12pm

geometry
The sides of a fish tank are 14 inches long. What is the distance between opposite corners of the fish tank? Round your answer to the nearest inch.
Thursday, May 10, 2012 at 7:48pm

Analytic Geometry
Given two planes, discuss the methods used to determine if the planes are parallel, perpendicular, coincident, or none of these.
Thursday, May 10, 2012 at 5:14pm

geometry
Trina rounded to the nearest whole number to solve the expression eighteen point nine minus eleven point four. Her steps are shown below. Which statement correctly describes her error? eighteen point nine minus eleven point four eighteen point nine is approximately equal to ...
Thursday, May 10, 2012 at 12:03pm

geometry
Two cones are similar. The larger cone, R, has a volume of 1331 cubic feet and the smaller cone, S, has a volume of 64 cubic feet. Find the scale factor of Cone R to Cone S.
Thursday, May 10, 2012 at 11:12am

geometry
A 30-60-90 triangle is inscribed in a circle. The length of the hypotenuse is 12 inches. If a coin is tossed on the figure, what is the probability that the coin will land in the circle, but outside the triangle?
Thursday, May 10, 2012 at 1:16am

Geometry word problem
A rectangular pond is 10m longer than it is wide. A walk 2m wide surrounds the pond. Find the dimensions of the pond if the area of the walk is 216m2
Wednesday, May 9, 2012 at 8:32pm

Geometry
A rectangualar playground is 4 meters longer than it is wide. If the length is increased by 5m, and the width decreased b y 1 m, the area is increased by 15m SQUARED(15M2).Find the original dimensions of the playground.
Wednesday, May 9, 2012 at 8:17pm

geometry
Paula casts a shadow 2 meters long at the same time a tree casts a shadow 28 meters long. The tree is 17.5 meters tall. How tall is Paula?
Wednesday, May 9, 2012 at 12:15pm

math
I have to do a crossword puzzle in geometry.One of the questions is where perpendicular line segments cross. It is five letters long with o being the second letter. Please help
Wednesday, May 9, 2012 at 12:14pm

geometry
the height of a wall is 25 feet and an 8 x 20 rectangular door is positioned on the wall such as there is 8 feet of wall remaining on the right side and 4 feet remaining on the left side. Find the area of the wall to be painted. do not paint the door
Wednesday, May 9, 2012 at 9:27am

geometry
a student makes a scale model of a large aquarium.Her model holds 5 liters of water.The large aquarium holds 5000 liters of water.By what factor can she multiply the dimensions of the model to get the demensions of the large aquarium?
Wednesday, May 9, 2012 at 6:01am

geometry
Between the points (8,-6) and (-8, 6) find A.) The distance (simplified radical form use sqrt(n). B.) The midpoint ( use ( , ) and .5 for 1/2. Separate answer with commas. Distance, midpoint
Tuesday, May 8, 2012 at 7:39pm

geometry
4 people are sharing a pizza has a 14 inch diameter if the pizza has 8 calories per sq inch as advertised how many calories will each person consume assume the dinner share the pizza equally and that they finish it
Tuesday, May 8, 2012 at 6:37pm

geometry
A 12-foot guy wire is to be attached to a tree at a 30 degree angle to the ground. At what height on the tree should the guy wire be attached? How far from the tree should the wire be attached to the ground?
Tuesday, May 8, 2012 at 12:52pm

geometry
You have a rectangular prism. The center section has been removed. The base of the original prism is 6in wide and 8in long. The height of the prism is 10in. What is the total exposed surface are of the new prism?
Tuesday, May 8, 2012 at 12:50pm

Geometry
The surface area of a cone is 150ð in 2 . The radius of the base is 10 in. What is the slant height?
Tuesday, May 8, 2012 at 12:33pm

geometry
the sum of a polygon with(2n-3) sides is 62 righht angles
Tuesday, May 8, 2012 at 12:22pm

College Geometry
In discussing Frieze Groups it was assumed that there is a smallest positive translation along the axis. All translations for the pattern form a subgroup. Consider the axis to be the Reals and G to be a subgroup under +. Look at the infimum T of all strictly positive elements ...
Tuesday, May 8, 2012 at 10:55am

Geometry
Find the area of a hexagon with an apothem of 5.5 times the square root of 3.
Tuesday, May 8, 2012 at 2:16am

Geometry
Find the area of a triangle with an apothem of 3.3 ft.
Tuesday, May 8, 2012 at 2:15am

Geometry
A flush tank on a toilet is rectangular with dimensions of 21 inches by 6.5 inches and contain water to a depth of 12 inches. How many gallons of water per flush will be saved if the depth of the water is reduced by one-third? 231 cubic inches per gallon)
Monday, May 7, 2012 at 8:05pm

geometry
word problem You and 3 friends order a 24 in pizza (the diameter is 24 inches) what is the area of the pizza? Round to the nearest tenth. If you and 3 friends spit the pizza evenly, how much do you get to eat? What is total area? and what is your area? for total area i got 452...
Sunday, May 6, 2012 at 8:25pm

geometry
a walkway 2 meters wide surrounds a rectangular play area 50 meters long and 30 meters wide. find the area of the walkway.
Sunday, May 6, 2012 at 5:11pm

geometry
A plane intersects a sphere that has a radius of 13 cm. The distance from the center of the sphere to the closest point on the plane is 5 cm. What is the radius of the circle that is the intersection of the sphere and the plane? A. 8 cm B. 10 cm C. 12 cm D. 13 cm
Sunday, May 6, 2012 at 1:56pm

geometry
If M<4=(3x)degrees and M<8=(x+40)degrees what is <4
Sunday, May 6, 2012 at 1:53pm

geometry
An architect plans to draw a rectangular patio with segment LM representing one side of the rectangle. He wants to construct a line passing through Q and parallel to side LM. He uses a straightedge and compass to complete some steps of the construction as shown. Which of these...
Sunday, May 6, 2012 at 11:35am

geometry
the top of a giant slide is 30 ft off the ground. the slide rises at a 30 degree angle. to the nearst whole foot, what is the distance down the slide?
Saturday, May 5, 2012 at 8:14pm

geometry
The coordinates of point A on triangle ABC are (2, -4). What would be the image of point A after triangle ABC is reflected over the y-axis andthen rotated about the origin 180 degree?
Saturday, May 5, 2012 at 3:22pm

geometry
The surface area of a cone is 38 in^2. The radius of a similar cone is triple the radiusof the orginal cone. What is the surface area of the new cone?
Saturday, May 5, 2012 at 3:20pm

Geometry
The base of the prism is a rectangle with sides 13 m and 5 m in length. Find the lateral surface and surface area of the given prism.
Saturday, May 5, 2012 at 1:03pm

Chemistry
Explain the Hyberdaization scheme for the central atom&the molecular geometry of CO2.
Saturday, May 5, 2012 at 12:57am

geometry
Find the area of pentagon CANDY with vertices C(-6,8), A(3,8), N(6,-2),D(-4,-1),and Y(-7,4).
Friday, May 4, 2012 at 9:10pm

Geometry
ABCD is a parallelogram with angle B= 120, angle C= 60, angle D= 2x+5y, and angle A= 4x+y. Find the values of x and y. Check your solution, only an algebraic solution will be accepted.
Friday, May 4, 2012 at 9:06pm

Geometry
A flush tank on a toliet is rectangular with dimensions of 21 in. by 6.5 in. and contains water to a depth of 12 in. How many gallons of water per flush will be saved if the depth of water is reduced by one third? (231 in^3 per gallon.)
Friday, May 4, 2012 at 9:01pm

geometry
If a circle has an area of 100 pi square units and a chord of 6 units what is the length of the intercepted arc?
Friday, May 4, 2012 at 8:33pm

geometry
Miguel looks out from the crown of the Statue of Liberty approximately 250 ft above ground. He sights a ship coming into New York harbor and measures the angle of depression as 18 degrees. Find the distance from the base of the statue to the ship to the nearest foot.
Friday, May 4, 2012 at 1:37pm

Geometry
Zoe the goat is tied by a rope to one corner of a 15 meter-by-25 meter rectangular barn in the middle of a large grassy field. Over what area of the field can Zoe graze if the rope is 10 meters long? 20 meters long? 30 meters long?
Thursday, May 3, 2012 at 11:54pm

Geometry
Three balls are packaged in a cylindrical container. The balls just touch the top, bottom, and sides of the cylinder. The diameter of each ball is 13 cm. a. What is the volume of the cylinder rounded to the nearest cubed centimeter? b. What is the total volume of the three ...
Thursday, May 3, 2012 at 7:25pm

geometry
william wishes to carpet his rectangular5 patio, whose dimensions are 21 feet by 18 feet. How much will it cost William to cover his patio if the carpet costs $4.95 per square yard?
Thursday, May 3, 2012 at 6:33pm

geometry
A park maintenance person stands 16 m from a circular monument. Assume that her lines of sight form tangents to the monument and make an angle of 47°. What is the measure of the arc of the monument that her lines of sight intersect? Please don't just answer it tel me ...
Thursday, May 3, 2012 at 5:01pm

Geometry
A special lottery is to be held to select the student who will live in the only deluxe room in a dormitory. There are 100 seniors, 150 juniors, and 200 sophomores who applied. Each senior's name is placed in the lottery 3 times; each junior's name, 2 times; and each ...
Thursday, May 3, 2012 at 4:51pm

geometry
If a circle has an area of 25 pi cm squared, find the circumference of the circle? a. 5 squared cm b. 10 squared cm c. 50 sqaurred cm d. 156.25 squared cm
Thursday, May 3, 2012 at 3:35pm

geometry
how to write an equation in slope intercept form of the line through point P(8,20 with slope 4?
Thursday, May 3, 2012 at 1:46pm

geometry
Given the equation of the circle (x – 9)2 + y2 = 484, the center of the circle is located at __________, and its radius has a length of __________ units.
Thursday, May 3, 2012 at 10:10am

geometry
bisects and is perpendicular to line segments and . = 96 inches, and line segment = 52 inches. What is the length of ?
Thursday, May 3, 2012 at 9:37am

geometry
a playground is 50yd by 50 yd amy walked across the playground from one corner to the opposite corner. how far did she walk? i got : 100 yd is that right
Wednesday, May 2, 2012 at 10:31pm

geometry
a playground is 50yd by 50 yd amy walked across the playground from one corner to the opposite corner. how far did she walk? i got : 5000yd #2 a 70 ft ladder is mounted 10 ft above the ground on a fire truck. the bottom of the ladder is 40 ft from the wall of a building. the ...
Wednesday, May 2, 2012 at 9:21pm

College Algebra/Geometry
What size should be the frame be? Suppose an artist has a circular picture with a diameter 6 inches which she wishes to frame by a uniform width frame with covers 1/2 inch width uniformity of the painting and has total area equal to that of the exposed painted surface when the...
Wednesday, May 2, 2012 at 9:00pm

geometry
Two triangles each have adjacent sides of length 120 feet and 180 feet. The first triangle has an angle between the two sides of 40 degrees, while the second triangle has an angle between the two sides of 60 degrees. What is the approximate difference between the areas of the ...
Wednesday, May 2, 2012 at 8:39pm

geometry
how long is a string reaching from the top of a 20 ft pole to a point 13 ft from the bottom of the pole?
Wednesday, May 2, 2012 at 8:32pm

Geometry
4.Determine which point does not lie on the graph of the line y=x-3 a. (-10, 13) b. (-10-13) c. (-8, -11) A? 8. What is the best model for a tabletop? a. plane b. line c. point d. none of these A? 40. If 2 points lie in a plane, the line containing them ______ a. intersects ...
Wednesday, May 2, 2012 at 7:12pm

Geometry
The ratio of the areas of two similar trapezoids is 1/9. What is th eratio of the lengths of their altitudes?
Wednesday, May 2, 2012 at 12:19pm

Geometry
Triangle UVW is the pre-image of triangle RST with a scale factor of 3. Find the area of triangle UVW if the area of triangle RST is 9 cm2.
Wednesday, May 2, 2012 at 10:54am

geometry
what is the length of a rectangle AC=2(x-3) BD=(x+5)?
Tuesday, May 1, 2012 at 10:18pm

Geometry
Find the radius of a cone if the total area = 12 pi and lateral area = 8 pi.
Tuesday, May 1, 2012 at 9:00pm

geometry
An ice cream server fills a cone, which is 15.7 cm high and 7.2 cm across, with ice cream. She then tops the cone with a nicely rounded half-scoop. On top of this she puts the second scoop. To the nearest cubic centimeter, how much ice cream did you receive?
Tuesday, May 1, 2012 at 7:46pm

Geometry
The volume of a cylinder is 250pie cm^3 and the height is 10 cm. Find the circulference of the base to the nearest hundredth of a centimeter.
Tuesday, May 1, 2012 at 7:44pm

geometry
How do I solve for X 2 + 3 = 4 x-1 x+1
Tuesday, May 1, 2012 at 1:12pm

Geometry
Find the radius of a cone if the total area = 12 pi and lateral area = 8 pi.
Tuesday, May 1, 2012 at 12:52pm

Geometry
Find the missing measure for a right circular cone given...Find r if T.A.= 12 pi and L.A = 8 pi.
Tuesday, May 1, 2012 at 8:53am

Geometry
Find the missing measure for a right circular cone given the following ... Find h if r = 5 and V = 100 pi.
Tuesday, May 1, 2012 at 8:51am

geometry
Given trapezoid MNOP with a median QR, find the value of x MN=x+2,OP= 3x-10, median 16
Tuesday, May 1, 2012 at 1:57am

geometry
Given a triangle the middle size angle measures 8 degrees more than twice the smaller angle. The middle size angle measures 44 degrees less than the sum of the smallest and largest angle. Find the measure of each angle of the triangle.
Monday, April 30, 2012 at 10:27pm

Geometry
A cone with a radius of 3 inches has a total area of 24 pi sq in. Find the volume of the cone.
Monday, April 30, 2012 at 9:31pm

geometry
the diameter of the metal rack represented is 34 cm. To add two support wires (AB and CD) each 8 cm from the center of the rack and perpendicular to the horizontal wires , how many centimeters of wire would you need?
Monday, April 30, 2012 at 7:58pm

geometry
There are 2 red cars and 3 blue cars. The 5 cars contain a total of 12 people. No car has more than 4 people. Every car has at least 1 person. The only cars with the same number of people are the red cars. How many people are in 1 red car?
Monday, April 30, 2012 at 7:31pm

geometry
Zoe the goat is tied by a rope to one corner of a 15 meter-by-25 meter rectangular barn in the middle of a large grassy field. Over what area of the field can Zoe graze if the rope is 10 meters long? 20 meters long? 30 meters long?
Monday, April 30, 2012 at 7:28pm

geometry
in segment pt, l is the midpoint of pa and a is the midpoint of pn. if pn = 17 and la = 3.5, what is the length of nt?
Sunday, April 29, 2012 at 10:39pm

geometry
i have to find the area of an irregular polygon how can i draw a picture to send you to show you? is this possible?
Sunday, April 29, 2012 at 5:50pm

geometry
if you know the area of a parrallelogram is 45.0 square feet and the base is 10.o feet, how can you find the height? Explain your method and then solve the question.
Sunday, April 29, 2012 at 5:26pm

geometry
word problem can you help me: a trapezoid has an area of 4 square units, and a height of 1 unit. what are the possible whole numbers lengths for the bases? would the only whole number be; 4? im not sure how to answer this
Sunday, April 29, 2012 at 5:17pm

geometry
What is the formular for the exterior angle of a regular polygon
Sunday, April 29, 2012 at 9:27am

geometry
Find the coordinates of the center and the radius of a circle with and equation of: a. x^2 + 2root7x +7 + (Y-root 11)^2 =11 b. x^2 -12x + 84 =-y^2 + 16y
Sunday, April 29, 2012 at 12:25am

geometry
Find the coordiantes of the center and the radius of each circle a. (x+root5)^2 + y^2 -8y =9
Sunday, April 29, 2012 at 12:14am

geometry
Write an equation for each circle if the coordiantes of the center and length of the radius are a. center(-1,-5) radius = 2 units b. center(0,3) radius = 7 units c. center(-9,7) radius = 1/2 units
Sunday, April 29, 2012 at 12:04am

math-geometry!
what is the total number of points that graphs x^2+y^2= 16 and y=x have in common
Saturday, April 28, 2012 at 11:19pm

math-geometry!
what is the total number of points that graphs x^2+y^2= 16 and y=x have in common
Saturday, April 28, 2012 at 11:17pm

geometry
Point A is 5 feet from the center of the circle and 12 feet from point B. is tangent to circle O at A. Find OB to the nearest tenth.
Saturday, April 28, 2012 at 12:15pm

geometry
Point A is 5 feet from the center of the circle and 12 feet from point B. is tangent to circle O at A. Find OB to the nearest tenth. Answer Choices: 13 ft 14.3 ft 26 ft 5 ft
Saturday, April 28, 2012 at 11:29am

Geometry
If the length of the sides of two similar triangles are in the ratio 3:4, what is the ratio of the lengths of a pair of corresponding altitudes? What is the ratio of their perimeter?
Saturday, April 28, 2012 at 9:39am

Geometry
1. What is the base and the height of the rectangle if the area is 216 and the perimeter is 66? 2.The perimeter of an isosceles trapezoid is 40 ft. Thr bases of the trapezoid are 11ft and 19 ft. Find the area of the trapezoid.
Saturday, April 28, 2012 at 12:44am

Geometry
The three angles of a triangle have measures 12x degree, 3x degree, and 7y degree, where 7y>60. If x and y are integers, what is the value of x?
Friday, April 27, 2012 at 9:55pm

geometry
A shuttle bus for a festival stops at the parking lot every 18 minutes and stays at the lot for 2 minutes. If you go to the festival at a random time, what is the probability that the shuttle bus will be at the parking lot when you arrive?
Friday, April 27, 2012 at 9:42pm

geometry
A cone is created from a paper circle with a 90° sector cut from it. The paper along the remaining circumference of the circle is the base of the cone. Find the radius of the base of the cone. Round to the nearest hundredth.
Friday, April 27, 2012 at 2:29pm

geometry
AB=5 BC=9 AC=8
Friday, April 27, 2012 at 11:48am

geometry
Two sides of an equilateral triangle are 3x +15 and x + 21. Which of the following could be the measure of the third side?
Thursday, April 26, 2012 at 7:20pm

geometry
I can't figure out this problem, help would be much appreciated! Suppose line BC bisects angle ABE, and D is the interior of angle ABC. If m-angle CBD=28 degrees, and m-angle ABE=136 degrees, find m-ABD.
Thursday, April 26, 2012 at 11:07am

geometry
Can you be my math tutor for free?
Wednesday, April 25, 2012 at 8:24pm

geometry
the diagonal VY of a cuboid =root(26.25)cm, the length of a side ZY = 4cm and the height of a sideUZ =25cm for the cuboid. Find the width of the width UV.
Tuesday, April 24, 2012 at 7:36pm

geometry
a closed box of uniform thickness is made of wood 1cm thick. Its extenal dimensions are 6cm and 5 cm by 4 cm. Find the a. volume of the wood used in making the box. b. the capacity of the box, given that the cover is full length and full width c. The interior surface area if ...
Tuesday, April 24, 2012 at 7:28pm

geometry
A trailer driver left Miami at 15:45 and arrived at his destination 637.5 km away at 02:15 the next day. a. How long did the jpurney take? b. What was his average speed in km/h c. What was his average speed in ms^-1
Tuesday, April 24, 2012 at 7:06pm

geometry
the net of a square pyramid has a base of 3cm by 3cm and each slant side is 5cm. Include the flaps. Find the total surface area of the prism.
Tuesday, April 24, 2012 at 7:02pm

geometry
If the ratio of the interior angle to the exterior angle is 5:1 for a regular polygon, find a. the size of each exterior angle b. the number of sides of the polygon c. the sum of the interior angles d. Name the polygon
Tuesday, April 24, 2012 at 6:57pm

Geometry
If you stand at stree level, the angle of elevation to a buildings tenth-story window is great than the angle of elevation to one of its ninth-story windows.
Tuesday, April 24, 2012 at 6:44pm

Physics
1) Which control on a music player or television set allows you to increase or decrease amplitude of the sound waves that come out of it? 2)Ripple tanks are used to observe two-dimensional waves. What should be the name of the amplitude control for two-dimensional waves? 3)...
Tuesday, April 24, 2012 at 6:11pm

Geometry
if a person 5 feet tall casts a 3 foot shadow and a building casts a 12 foot shadow, what is the height of building in feet?
Tuesday, April 24, 2012 at 10:52am

Math: Geometry
If 0 < y < 1 and 0 < x < 1, find the probability that y < x. Begin by sketching te graph, and then use the area method to find the probability. Please help me. I do not understand. Thank you in advance!
Tuesday, April 24, 2012 at 12:29am

Geometry
The area of a trapezoid is 80 square units. If its height is 8 units, find the length of its median.
Monday, April 23, 2012 at 6:30pm

geometry
The surface area of the following square pyramid is 152 cm2. What is the slant height, l, of the square pyramid in centimeters? The base is 8cm.
Sunday, April 22, 2012 at 10:27pm

geometry
A scuba diver is at the surface of the water and preparing to swim to a shipwreck. The shipwreck is 20 meters underwater and the diver is 65 meters away from a buoy that shows where the shipwreck lies. At what angle does the diver have to swim to reach the shipwreck to the ...
Sunday, April 22, 2012 at 10:17pm

geometry
Hexagon A is a regular hexagon. The total length of all the sides of the hexagon is 24 inches. Hexagon A is dilated about its center to create Hexagon B. The length of each side of Hexagon B is inches. By what factor was Hexagon A dilated to create Hexagon B?
Sunday, April 22, 2012 at 3:10pm

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