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November 22, 2014

Homework Help: Math: Geometry

Recent Homework Questions About Geometry

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geometry
the ratio of the length of the corresponding side of two regular polygons is 3:4. the are of the larger polygon is 320m^2. what is the are of the smaller polygon?
Thursday, November 20, 2014 at 9:42am

Geometry
Original Statement "If it's a garage sale, then it's a Sunday." Statement 1 "If it's a Sunday, then it's a garage sale." Statement 2 "If it's not a Sunday, then it's not a garage sale." Statement 3 "If it's not a ...
Wednesday, November 19, 2014 at 7:49am

Geometry
The radius of Jupiter is approximately 44,423 miles, and the radius of the Earth is approximately 3,960 miles. How many times larger is the volume of Jupiter than the volume of the Earth? Round your answer to the nearest whole number.
Tuesday, November 18, 2014 at 1:54pm

GEOMETRY
the coordinates of point T are given. The midpoint of ST is (5,-8). Find the coordinates of point S. 18) T(10,18)
Tuesday, November 18, 2014 at 12:07am

Geometry
Write proof for the following Given: line AC is congruent to line BD, line AD is congruent to BC Prove: triangle DAX is congruent to triangle CBX It's an isosceles trapezoid. From top left is labeled A. Top right labeled B. Bottom right labeled C. Bottom left labeled D. ...
Monday, November 17, 2014 at 7:22pm

Geometry
Write a proof for the following Given: line AC is congruent to line BD, line AD is congruent to BC Prove: triangle DAX is congruent to triangle CBX It's an isosceles trapezoid. From top left is labeled A. Top right labeled B. Bottom right labeled C. Bottom left labeled D. ...
Sunday, November 16, 2014 at 10:02pm

Geometry
A square piece of cardboard, 24 inches by 24 inches, is to be made into an open box by cutting out each of the four corners. Each side of the box will then be folded up. Find the maximum volume that the box can hold.
Thursday, November 13, 2014 at 11:13pm

Geometry
stem construct a triangle given side a, altitude to side b, and the median to side c
Thursday, November 13, 2014 at 11:03pm

Geometry
In triangle NLM, name the angle that is included between line NM and line LN? Is it line LM?
Wednesday, November 12, 2014 at 7:43pm

geometry
Find the value of x. Then classify the triangle by its angles. 60 X 60
Wednesday, November 12, 2014 at 7:10pm

Geometry
What is the formula for finding the central angle of a sector when given the radius and arc length?
Tuesday, November 11, 2014 at 11:23pm

Geometry
It's snowing today therefore it is December.
Tuesday, November 11, 2014 at 9:49pm

Geometry
Find the area of a square whose sides are all tangent to the circle.
Tuesday, November 11, 2014 at 1:57pm

geometry
find the perimeter and area of each figure. Give your answers in simplest radical form. 1. a 30 degree-60 degree-90 degree triangle with hypotenuse length 28 centimeters
Monday, November 10, 2014 at 9:54pm

Geometry
ABC is isosceles with AB = AC = 8 units and BC = 6 units. D and E are the midpoints of and respectively. What is the length of ? 3 units 4 units 6 units 8 units
Monday, November 10, 2014 at 4:26am

Geometry
Conic sections: Ellipse Show that the distance between the directrix and center is D1C = a/e. F1V1 + F1V2 = eD1V1 + eD1V2 2a = e(D1V1 + D1V2) = e(D1V1 + [D1V1 + V1V2]) = e(D1V1 + V1V2 + V2D2) = e(D1V1 + V1C + + CV2 + V2D2) = e([D1V1 + V1C] + [CV2 + V2D2]) = e([D1C] + [CD2]) 2a...
Sunday, November 9, 2014 at 9:29pm

geometry
Eddie is arguing with tana about the probability of flipping three coins. They decided to flip a penny, nickel, and a dime. Which would be better determining the sample space, a tree diagram or an area model? Justify your answer.
Saturday, November 8, 2014 at 6:08pm

algebra and geometry
On a floor plan, a room measures 2 inches by 5 inches. If the scale is 1 inch =4 feet, what is the actual size of the room?
Friday, November 7, 2014 at 10:18am

geometry
A total solar eclipse occurs when the moon passes between the earth and the sun, and the darkest shadow cast by the moon, called the umbra, hits the surface of the earth. If the umbra does not hit the surface, as shown in the following figure, then a total solar eclipse is not...
Thursday, November 6, 2014 at 8:05pm

geometry
Jake needs 9 pieces of rope that are each the same length. He cuts the pieces from a rope that is 8 yards long and uses up the whole piece of rope. How long is each piece of rope?
Thursday, November 6, 2014 at 10:49am

geometry
construct a triangle ABC where AB=8.5 and BC=6.2.
Thursday, November 6, 2014 at 5:57am

geometry
we have atriangleABC given: segment AB and AC are congruent BE is the median to AC CD is the median to AB PROVE THAT AG is the perpendicular bisector of BC?
Wednesday, November 5, 2014 at 6:24am

geometry
given ab=ac be is the medan to ac cd is the median to ab conclusion ag is the perpendicular bisector of bc
Tuesday, November 4, 2014 at 11:13pm

geometry
If you are standing 22 feet straight from a tree and you look at the top of the tree with a distance of 33 feet how tall would the tree be?
Tuesday, November 4, 2014 at 6:55pm

geometry
List the set of all even numbers between 2 and 10, inclusive.
Tuesday, November 4, 2014 at 12:00pm

geometry
a rectangular piece of land measures 0.7 km by 0.5km each side is to be fenced with 4rows of wires.What is the length of wire needed?
Tuesday, November 4, 2014 at 3:09am

Geometry
Two standard number cubes are thrown simultaneously. What is the probability that the combined result of the two cubes is exactly 7, or that it is less than (but not equal to) 6? Round answer to the nearest thousandth
Monday, November 3, 2014 at 11:24am

geometry
the area of a pool is 12 square units and the area of the walkway around the pool is 60 square units, what is the perimeter of the walkway?
Thursday, October 30, 2014 at 10:09pm

Geometry
Which pair of slopes could represent perpendicular lines? 1/7, 7 * 1/2, 2/4 –3/4, 4/3 (my answer or not?) 1/3, 1/3
Thursday, October 30, 2014 at 7:04pm

Geometry
A carpenter is building a staircase using his knowledge of right angles. The steps have a horizontal landing and a vertical rise causing each step to be a right triangle cut out. Depending on the purpose, steps may be adjusted by the angle of elevation which determines the ...
Thursday, October 30, 2014 at 5:00pm

Geometry
P->P'(-8,-3) for the glide reflection where the translation is (x,y)->(x,y-5) and the line reflection is x=-5. what are the coordinates of P? (-8,-8) (-8,2) (-2,-3) (-2,2)
Wednesday, October 29, 2014 at 4:38pm

Geometry/Algebra
What is the slope-intercept form of the equation y – 7 = –5/2 (x + 4)? y – 2 = –5/2(x + 2) y + 7 = –x + 5/2 y = –4/7+ 2 y = –5/2x – 3 (I keep coming up with y=5/2(x+4)+7 2. Distribute 5/2 y=(5/2x) + 10 + 7 3. Simplify. y=(5/2)x + 17 and ...
Tuesday, October 28, 2014 at 11:07pm

Physics
The four masses shown in the figure below are connected by massless, rigid rods. moi-cog-problem-fig (a) Find the coordinates of the center of gravity of this object if MA = 120 g and MB = MC = MD = 180 g x = ? m y = ? m (b) Find the moment of inertia about an axis that passes...
Tuesday, October 28, 2014 at 2:23pm

Geometry
In triangle ABD, AC is an altitude, measure of angle 1 = 7x + 9 and measure of angle 2 = 3x + 11. What is the measure of angle 1.
Sunday, October 26, 2014 at 3:06pm

geometry
Quadrilateral Math has been dissected into squares. The area of the red square is 64 square units and the area of the blue square is 81 square units. Determine the dimensions and the area of Quadrilateral Math?
Saturday, October 25, 2014 at 10:14am

geometry
Find the approximate surface-area-to-volume ratio of the Moon. The radius of the Moon is 1,080 miles
Friday, October 24, 2014 at 2:59pm

Geometry
The second-largest state in the US is Texas, covering 268,580 square miles (including water). What is the approximate radius of a sphere with the same surface area as the area of Texas?
Friday, October 24, 2014 at 2:41pm

geometry
The volume of a basketball is 448.92 cubic inches, and the volume of a baseball is 12.77 cubic inches. How many baseballs would “fit” inside a basketball?
Thursday, October 23, 2014 at 2:44pm

Geometry- thanks reiny
what's a composite space in two boxes I don't understand because there's two boxes that are together and they want the volume
Wednesday, October 22, 2014 at 11:29pm

geometry
Find the volume of the cylinder. Use 3.14 for pi the radius is 3 and the height is 12
Wednesday, October 22, 2014 at 11:17pm

geometry
In the formula for the volume of a cylinder, how is the area of the base determined?
Wednesday, October 22, 2014 at 9:34pm

geometry
The volume of a cylinder is 980 in.. The height of the cylinder is 20 in. What is the radius of the cylinder? Express your answer to the nearest hundredth.
Wednesday, October 22, 2014 at 9:33pm

Geometry
The main tank at an aquarium is a cylinder with diameter 203 ft and height 25 ft. Using 3.14 for pi, find the volume of the tank to the nearest cubic foot.
Wednesday, October 22, 2014 at 9:24pm

Basic Geometry
What does ' mean? ie. triangle abc is congruent to triangle a'b'c'
Monday, October 20, 2014 at 8:55pm

geometry
Find the dimensions of a rectangle if the area is 1500 ft to the 2nd power
Monday, October 20, 2014 at 7:05pm

geometry
QRST is a trapezoid. If angle S is equal to 23 degrees, what is the measure of angle T
Monday, October 20, 2014 at 4:40pm

geometry
B is the midpoint of line AC D is the midpoint of line CE AB is conjecture to DE Prove AE=4AB
Monday, October 20, 2014 at 10:38am

geometry
Y is a the midpoint of XZ. For each pair of points given, find the coordinates of the third point. (Im not sure how to work this out, any help would be grateful) X(5,5), Z(-1,5) Y(_____,_____) Z(2,8), Y(-2,2) X(_____,_____)
Sunday, October 19, 2014 at 7:40pm

Geometry
The length of a table is 6 feet on a scale drawing the, length is 2 inches write three possible scales for drawing
Sunday, October 19, 2014 at 10:45am

Geometry
a game room has a floor that is 120 feet by 75 feet a scale drawing of the floor grid paper uses a scale of 1 unit:5 feet what are the dimensions o the scale drawing
Sunday, October 19, 2014 at 10:43am

geometry
a game room has a floor that is 120 feet by 75 feet a scale drawing of the floor grid paper uses a scale of 1 unit:5 feet what are the dimensions o the scale drawing ***Show steps please I need this by tomorrow***
Sunday, October 19, 2014 at 10:41am

Geometry
1.1.Determine whether the regular pentagon has reflection symmetry, rotation symmetry, both, or neither. If it has reflection symmetry, state the number of axes of symmetry. If it has rotation symmetry, state the angle of rotation. For each type of symmetry, explain how you ...
Friday, October 17, 2014 at 11:35am

Geometry
Ac=5x-8 and CD = 16-3x
Tuesday, October 14, 2014 at 10:57pm

Geometry
Name the Property of Congruence that justifies this statement: m¡ÏA + m¡ÏB = m¡ÏC, then m¡ÏA = m¡ÏC ¨C m¡ÏB Transitive Property Symmetric Property Reflexive Property none of these
Tuesday, October 14, 2014 at 10:38pm

Geometry
Name the Property of Congruence that justifies this statement: m¡ÏA + m¡ÏB = m¡ÏC, then m¡ÏA = m¡ÏC ¨C m¡ÏB. Transitive Property Symmetric Property Reflexive Property none of these This confuses me...
Tuesday, October 14, 2014 at 9:22pm

Geometry
If /BC bisects ÚABD, and ÚABC = 5x + 11, ÚCBD = 10x − 4, then find x. 5 3 1 2 I am having trouble with this one, please help.
Tuesday, October 14, 2014 at 8:20pm

Geometry
The measure of an exterior angle of a regular polugon is given. Find the measure of an interior angle. Then find the number of sides. 1) The measure of the exterior angle is x.
Tuesday, October 14, 2014 at 7:40pm

Geometry
Use the Law of Detachment to draw a logical conclusion from the two given statements. If not possible, choose not possible. If you drive safely, then you can avoid accidents. Teddy drives safely. Teddy avoids accidents. If Teddy avoids accidents, he must drive safely. (my ans...
Tuesday, October 14, 2014 at 2:19pm

geometry
if lineBC biscects angle ABD and angle ABC=5x+11 angle CBD=10x-4 then find x =
Monday, October 13, 2014 at 6:42pm

GEOMETRY
Which shows a true conditional with a correctly identified hypothesis and conclusion? (1 point) If it is raining, then the humidity level is 100% . Hypothesis: The humidity level is 100%. Conclusion: It is raining. I hate humidity, except when it rains. Hypothesis: I hate ...
Monday, October 13, 2014 at 6:21pm

geometry
write the equations of the horizontal and vertical lines through the given points. (5,6) Can someone please show me and explain to me how to solve this? Thank you
Sunday, October 12, 2014 at 6:41pm

geometry
Write an equation of the line parallel to Line AB that contains point C. Line AB: y = -5x + 12; C(-2, 1)
Sunday, October 12, 2014 at 5:42pm

GEOMETRY
Name the property that justifies this statement: If AB = BA, then segment AB is congruent to segment BA. A )Addition Property of Equality B) Reflexive Property of Congruence C) Symmetric Property of Congruence D) Transitive Property of Congruence
Friday, October 10, 2014 at 4:36am

geometry
if two lines are parallel, do they determine a plane? (is there one, and only one plane which contains the lines)
Thursday, October 9, 2014 at 10:38pm

Geometry
How do I solve this? Complete the two-column proof. Given : 11x – 6y = –1; x = 8 Prove: 89/6= y 11x – 6y = –1; x = 8 88 – 6y = –1 –6y = –89 y = 89/6 89/6= y • a. Given; b. Symmetric Property of Equality; c. Subtraction Property of ...
Thursday, October 9, 2014 at 1:53pm

Geometry
Can anybody help me with this word problem? A homeowner, who loves math, decides to make a garden/patio area in the following way. She decides to make the gardening area, where she will plant roses bushes in the shape of an equilateral triangle having a side length of 10 feet...
Wednesday, October 8, 2014 at 11:27pm

geometry
on a centimeter dot array draw all possible rectangles with a perimeter of 22 cm and sides whose lengths are whole centimeters label the lengths of 2 adjacent sides of each rectangle
Wednesday, October 8, 2014 at 6:10pm

analytic geometry
The image of a point after a reflection over the line y = –x is (7, –1). Find the coordinates of the preimage.
Wednesday, October 8, 2014 at 10:27am

math geometry
Given a circle with an 8" radius, find the area of the smaller segment whose chord is 8" long? I don't even understand how to start a question like this?
Monday, October 6, 2014 at 4:35pm

Geometry
translate the following vertice (8,3) to (x-3,y-8)?
Monday, October 6, 2014 at 3:14pm

geometry
A garden is 40m by 20m.The flowerbeds are 2m wide on all sides.Area of the garden covered by lawn?
Monday, October 6, 2014 at 12:06am

Analytic Geometry CHECK MY ANSWER
What is the slope of the line that passes through the points (2, 3) and (2, 6)? Option A: -3/2 Option B: -3/4 (MY ANSWER) Option C: 3/4 Option D: 0
Friday, October 3, 2014 at 2:07pm

Analytic Geometry CHECK MY ANSWER
A neighborhood swim club charges a one-time fee of $25 to join and $85 each month. If n is the number of months of membership and t is the total amount spent, then the variables are related by the equation t = 85n 25. Which variable is the independent variable? A.t B.n C. ...
Friday, October 3, 2014 at 2:02pm

geometry
The melting point of mercury is -36 degrees fahrenheit and its boiling point is 672 degrees fahrenheit what is the difference between the boiling points and the melting points
Friday, October 3, 2014 at 1:56am

geometry
Two rectangular panels are used to construct the four office cubicle. They are designed to pivot at the center Line NS. If the two panels are pivoted to increase the size of one office what happens to the adjacent offices? The opposite office? In order for all four offices to ...
Thursday, October 2, 2014 at 8:01pm

geometry
AB=9a BC=12a AC=42 I don't understand how to work this out if I don't have say 3y+1.
Thursday, October 2, 2014 at 5:27pm

Geometry
The volume of a sphere is 3,000ð m3. What is the surface area of the sphere to the nearest square meter?
Thursday, October 2, 2014 at 2:52pm

geometry
For every 10 yards on a football field, there is a boldly marked line labeled with the amount of yards. There are two parallel sidelines on each side of the field. If the 50 yard line is perpendicular to one of the sidelines, what is its relationship to the other sideline?
Thursday, October 2, 2014 at 10:44am

geometry
a convex polygon has a pattern in which each angle alternates between being 140 degrees and being 148 degrees they give me 5 sides and want me to figure out how many angles
Wednesday, October 1, 2014 at 7:26pm

geometry
a school playground is the shape of a rectangle 500 ft long and 100 ft wide. If fencing costs $16 per yard, what would it cost to place fencing around the playground
Wednesday, October 1, 2014 at 1:29pm

geometry
If a 5 by 7 picture is enlarged by 150%, what is the new area?
Tuesday, September 30, 2014 at 9:41pm

analytic geometry
A forest ranger in a 120ft observation tower sees a fire. The angle of depression to the fire is 3.5. What is the horizontal distance between the tower and the fire
Tuesday, September 30, 2014 at 9:15pm

Geometry
Believe it or not this is a geometry question... What is the hypothesis of the given statement? If money grows in trees, then you can be rich. Money grows in trees.(my answer???) You cannot be rich. Money does not grow in trees. You can be rich.
Tuesday, September 30, 2014 at 7:59pm

Geometry
the sum of two whole numbers is an even number. one of the numbers is even. can a deduction be made about the other number?
Monday, September 29, 2014 at 10:17pm

geometry
Maurice drew an angle larger than a right triangle. Then he made it into a triangle by drawing a third side. What kind of Triangle did maurice draw?
Monday, September 29, 2014 at 5:12pm

geometry
Point C is in the interior of angle ABD. The measure of angle ABD is 40 degrees. The measure of angle DBC is 3x-5. If angle ABC is 22 degrees, what is "x"?
Sunday, September 28, 2014 at 7:46pm

Geometry
I keep getting the same answer but it is wrong. How do I work this? M is the midpoint of AB. The coordinates of A are (-4, -2) and the coordinates of B are (9,-6). What are the coordinates of M?
Sunday, September 28, 2014 at 2:06pm

geometry
Two circles which are not congruent touch externally. the sum of their area is 130¦Ðcm.square and distance between their centers is 14 cm. find radii of circles.
Sunday, September 28, 2014 at 12:55pm

geometry
In triangle ABC, AB=5 cm, BC=12 cm and angle ABC=90 degree, calculate the length of AC.
Sunday, September 28, 2014 at 7:59am

geometry
In triangle ABC, ab=5 cm, BC=12 cm and ABC=90 degree, calculate the length of AC.
Sunday, September 28, 2014 at 7:51am

geometry
The volume of the rectangular prism is 280 cubic cm. Its base has the area of 40 sq. cm. What is the volume of the pyramid inside the prism?
Sunday, September 28, 2014 at 2:42am

geometry
The volume of the rectangular prism is 280 cubic cm. Its base has the area of 40 sq. cm. What is the volume of the pyramid inside the prism???
Sunday, September 28, 2014 at 2:39am

Geometry
A swimming pool is to be constructed in the space of partially overlapping identical circles. Each of the circles has a radius of 9 m, and each passes through the center of the other. Find the area of the swimming pool.
Sunday, September 28, 2014 at 1:57am

Urgent geometry help
What would be the converse of the ihop saying " come hungry leave happy" This was my if then statement: if you come hungry then you will leave happy. And for my converse I had: if you leave happy then you came hungry. ***is this right? Is it okay to to not put the &...
Thursday, September 25, 2014 at 9:09pm

Geometry
Please help! I am so lost! The question is "R and S are complementary angles and U and V are also complementary angles. If R=y-2, S=2x+3, U=2x-y and V=x-1, find the values of x, y, R, S, U and V."
Wednesday, September 24, 2014 at 6:19pm

geometry
In order to properly design a heating system for a greenhouse, the volume of air in the building needs to be determined. Find the volume of air in the greenhouse below. The length of the building is 40 feet long, the width is 20 feet long, and it is 8 feet from the ground to ...
Wednesday, September 24, 2014 at 6:17pm

Geometry
Did I solve the following correctly? I had to the fin the midpoint. A (-3, 2) B (5, -4) I did the midpoint formula: M(-3+5/2, 2+ -4/2=M (2/2, -2/2). Is (2/2, -2/2) the correct midpoint?
Tuesday, September 23, 2014 at 8:01pm

Geometry
a tree on a 30 degrees grows straight up. What are the measures of the greatest and smallest angles the tree makes with the hill? explain
Monday, September 22, 2014 at 8:33pm

Geometry
I have worked this problem several times and get the same answer but it is not the right one, please help... You are tiling a kitchen floor that is 10 ft wide by 4 yd long. How many square yards of tile do you need? 13.32 yd²-- this is my answer 13 yd² 20 yd² 40...
Thursday, September 18, 2014 at 10:23pm

Geometry
Need help on this problem please... What is the distance between P(–4, 3) and Q(6, 1)? Round to the nearest tenth.
Thursday, September 18, 2014 at 9:30pm

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