Thursday
July 2, 2015

Homework Help: Math: Geometry

Recent Homework Questions About Geometry

geometry
In the xy - plane, line l has equation y= -x. Point P lies on l and has coordinates (-2,2). If l is rotated counterclockwise 45 degrees about the origin, what will be the coordinates of the image of P under this rotation.
Monday, May 4, 2015 by nancy

Geometry
During the half-time show of a football game, a trumpet player and a tuba player start at the same position on the field. The trumpet player then marches 76.4 ft directly toward the goal line, and the tuba player marches directly toward the sideline. At the end of their march...
Monday, May 4, 2015 by Savanna

Analytic Geometry
write the equation of the line a) parallel to b)perpendicular to 4x+3y-10=0 and is 3 units from the point (2,-1)
Wednesday, April 29, 2015 by Alexis

Geometry
The front wheel of a child's tricycle has a 10-inch radius and the rear wheels have a 6-inch radius. The pedals are attached to the front wheels by arms that are 7 inches long. How far does a pedal travel when the rear wheels make one revolution?
Tuesday, April 28, 2015 by Emma

Geometry
How do I find the area of a regular triangle with a perimeter of 36 cm?
Tuesday, April 28, 2015 by Anonymous

Geometry
What would the volume be if the radius of a sphere is 16m?
Tuesday, April 28, 2015 by Hannah

Geometry
Find the area of the regular triangle with a perimeter of 36 cm. how do I do this?
Tuesday, April 28, 2015 by Hannah

geometry
What will happen to the circumference and the area of the maze a fun house maze that is circular in shape has a diameter of 50 feet. the owner decides to double the radius of the maze?
Monday, April 27, 2015 by josh

Geometry
A school's wrestling mat is a square with 50 ft sides. A circle 28 ft in diameter is painted on the mat. No wrestling is allowed outside the circle. Find the area of the part of the mat that is NOT used for wrestling. Use pie=22/7.
Monday, April 27, 2015 by Andrea

geometry
What is the value of x? Justify each step. AC=32 2x 6x+8 .__________________._________________. A B C Drawing not to scale AB + BC = AC a.segment addition postulate 2x + 6x + 8 =32 b.substitution 8x + 8 = 32 c.simplification 8x = 24 d.addition property of equality x = 3 e....
Monday, April 27, 2015 by Alexa

geometry
What is the value of x? Justify each step. AC=32 2x 6x+8 .__________________._________________. A B C Drawing not to scale AB + BC = AC a.segment addition postulate 2x + 6x + 8 =32 b.substitution 8x + 8 = 32 c.simplification 8x = 24 d.addition property of equality x = 3 e....
Monday, April 27, 2015 by Alexa

geometry
A loading dock ramp that is 14 feet long rises at an angle of 14.1° from the horizontal. Due to new design specifications, a longer ramp is to be used, so that the angle is reduced to 9.2°. How much farther out from the dock will that put the foot of the ramp?
Monday, April 27, 2015 by houlh

Analytic Geometry
The line through the points (-1, 6) and (5, -2)intersects the line through (4, -4) and (1,7).Determine the angle between these two intersecting lines.
Sunday, April 26, 2015 by Alexis

geometry
I sent question about rt triangle, ABC, needing to find a & b. altitude was 4, base a and hypotenuse b. You mentioned knowing another angle. There is one < A is 45 degrees. Thanks for all your help. Math is not an easy subject for me.
Saturday, April 25, 2015 by robin

geometry
I tried to do this problem but the answer doesn't jive. Circle C has a radius of 13. Chord AB is 10. Find the distance from the center of the circle to chord AB which is labeled CD. I labeled CD = x. 1/2 of AB = 5. The line segment CB (13) is the same os CD (x). I tired x ...
Friday, April 24, 2015 by robin

geometry
circle E with a diameter AC and m<DAC = 62 degrees, calculate the following m<BAC arc m<AD m<ABD and m<DBC
Friday, April 24, 2015 by robin

Geometry
The volumes of two similar solids are 1,331 m^3 and 216 m^3. The surface area of the larger solid is 484 m^2. What is the surface area of the smaller solid? A. 864m^2 B. 288m^2 C. 144m^2 D. 68m^2 I think the answer is B or C just a lil confused...
Thursday, April 23, 2015 by Cassie

Geometry
If the scale factor of two similar solids is 4:17, what is the ratio of their corresponding area and volumes? A. 4:289 and 17:4,913 B. 8:34 and 12:51 C. 16:289 and 64:4,913 D. 64:4,913 and 16:289 I am not sure of how to do this - please help...
Thursday, April 23, 2015 by Cassie

Analytic Geometry
The line segment joining a vertex of a triangle and the midpoint of the opposite side is called the median of the triangle. Given a triangle whose vertices are A(4,-4), B(10, 4) and C(2, 6), find the point on each median that is two-thirds of the distance from the vertex to ...
Thursday, April 23, 2015 by Alexis

Geometry
Describe the difference between saying that two segments are congruent and saying that two segments have equal length. When would you use each phrase?
Thursday, April 23, 2015 by J

Analytic Geometry
What are the lengths of the segments into which the y-axis divides the segment joining (-6,-6) and (3,6) ?
Thursday, April 23, 2015 by Alexis

Geometry
The measure of the consecutive sides of an isosceles trapezoid are in the ratio 8:5:2:5 the perimeter of the trapezoid is 140 inches if it's height is 20 inches find the area of the trapezoid
Wednesday, April 22, 2015 by Anonymous

geometry
Write the conditional statement that the Venn diagram illustrates. The Venn diagram includes a large circle and it says quadrilateral and a small circle in it that says squares. Would this be the answer: If quadrilaterals are a four sided figure then in is a square?
Wednesday, April 22, 2015 by Alexa

Analytic Geometry
Show that the points A(-2, 6), B(5, 3), C(-1, -11) and D(-8, -8) are the vertices of a rectangle.
Wednesday, April 22, 2015 by Alexis

Analytic Geometry
The ordinate of a point P is twice the abscissa. This point is equidistant from (-3, 1) and (8,-2). Find the coordinates of P.
Wednesday, April 22, 2015 by Alexis

geometry
Remove the radical from the denominator below. Do not simplify the answer. -2 sqrt15 / (6- sqrt13)
Tuesday, April 21, 2015 by lindsey

Geometry
Are my geometry answers correct? Please help, I'd like to make sure before I hand this in. Name the property of equality each statement illustrates. 1.) If m∠2=m∠3 and m∠3=m∠1, then m∠2=m∠1. My answer:Transitive Property 2.) AC=AB+BC, ...
Tuesday, April 21, 2015 by Maggie

geometry
what got sent looks like ??. I need x & y. I'll try again C | \ | \ y 9 | \ | \.D 90de< | x /\ | / \ 8 90de< B .____/______\. A 2 E 10
Tuesday, April 21, 2015 by robin

geometry
for Remy I need x and y. tri< ABC similar to tri< ADE th you . | \ y | \ 9 | \. 90 deg < | / \ | x/ \ | / \ 90 deg < B.__/________\. A 2 10
Tuesday, April 21, 2015 by robin

geometry
I have right triangles I need to solve. Can you see if I am doing them correctly or screwed up..1) Rt < is in left corner C: Opposite is 60 deg< A, last angle is at top- 30 deg <. line segment of AB is 10. Hypo is f. I got 10 0r 12.5 for answer. 2) Triangle is ABC ...
Monday, April 20, 2015 by robin

geometry
I have a triangle ADB. AD = 2, AB = 3 DB is x. I need to find x. Additional info. AB/BC = BD/BD = AD/BD. Other triangle is DCB. DB is x, DC is 8, CB is y. Booth of triangles are connect by DB. Figure resembles a kite. (Needed to complete 3/y =x/x= 2/x. Is this correct?)
Monday, April 20, 2015 by robin

Math
Can you please help with this geometry question. An open box is formed from a square piece of material by cutting 2-in squares from each corner of the material and folding up the sides. If the volume of the box that is formed is to be 72 in cubed, what was the original piece ...
Sunday, April 19, 2015 by Cassandra

geometry
I did problem but would like someone to see if I did it correctly. triangle ABC similar to ADE by AA theorem need x and y. start at B and go rt. around the 2 connected triangles BA=12; (AD 8 with rest of line =y so have ADC = 8+y; CD = 9. Line DE = x. <D = 90 deg. So have ...
Sunday, April 19, 2015 by robin

Precalculus Trig (Geometry)
A rectangular doorway is 38 meters wide and 60 meters high. The doorway is capped with a semi-ellipse that is 13 meters high at its center. Find the height h of the doorway and window 5 meters from the center. From the ellipse equation, I can see that a should be 19 and b ...
Sunday, April 19, 2015 by Michele

Precalculus Trig (Geometry)
A large doorway has the shape of a parabolic arch. The doorway is 20 feet high at the top of the arch and 20 feet wide at the base. At a height of 10 feet above the floor, find the width of the arch. If you start the vertex of the parabola at 0,0, that means the equation ...
Sunday, April 19, 2015 by Michele

geometry and measurement
A Cone-shaped piece of paper has a height of 15 centimeters and a radius of 1.2 centimeters. The cone is 2/3 filled with sand. What is the approximate volume of the portion of the cone not filled with sand?
Sunday, April 19, 2015 by Trinity

geometry
I had to complete the following solution by filling in the missing statements and reasons. I filled out the statements, but am having trouble wording the last two reasons. Following solution: x-2(3x-4)=18 Statement: x-2(3x-4)=18 Reason: Given Statement: x-6x+8=18 Reason: ...
Saturday, April 18, 2015 by Bridget

geometry
What is scale factor for the dilation of segment AB into segment CD? Draw the dilation of segment AB with scale factor 2/3 and label it segment EF. The figure is 2 || segments with point A(3, -3) with B(6,3). Other segment is C(4,-4) with D(8,4). Cant seem to get it figured ...
Friday, April 17, 2015 by Jeremy

Analytic and Solid Geometry
Find the point on the y-axis that is equidistant from (5 ,1) and (-3 -1). The answer is (0,4) but I dont know the process.
Friday, April 17, 2015 by MIKA

geometry
The figure shown is a rectangle. the green shape in the figure is a square. The blue and white figures are rectangles, and the area of the blue rectangle is 24 square inches. a. write an expression for the area of the entire figure that includes an exponent. Then find the area...
Friday, April 17, 2015 by catsanddogs

analytical geometry
Determine the value of p if A(-3;p) is equidistant from the points C(7;-1) and D(4;-4)
Thursday, April 16, 2015 by kamogelo

Geometry
An ant starts at a foot of a staircase and crawls to the base of the fourth step. If each step is 8 inches tall and 10 inches wide, how far is the ant from where it began? The answer is 6(square root of 41) or 38.4. I have no clue in how to get to that answer.
Thursday, April 16, 2015 by Zunie

Geometry
A construction crew wants to hoist a heavy beam so that it is standing up straight. Th ey tie a rope to the beam, secure the base, and pull the rope through a pulley to raise one end of the beam from the ground. When the beam makes an angle of 408 with the ground, the top of ...
Thursday, April 16, 2015 by Nahomi

geometry
I have triangle ABC. Bottom is AC with midpoint F. There is a point under F called P with a little backward Z connecting F & P. A segment goes from D (midpoint of AB)to P and from E (midpoint of BC) to P. I got AD=3; BC=8 I have AF=7. I don't know how to figure out AP? Any...
Thursday, April 16, 2015 by Jeremy

geometry
Which of the following statements is not always true? A. In a rhombus, the diagonals bisect opposite angles. B. In a rhombus, the diagonals are perpendicular. C. In a rhombus, the diagonals are congruent. D. In a rhombus, all four sides are congruent.
Thursday, April 16, 2015 by Destiney

geometry
figure of kite top pointed left. Tail is point E. Segment from AB perpendicular to CD. Top side of kite is AC, bottom side is CB. I figured it ==== AC 9y-6 = 7y; I got 3 for y. So, C = 21; for (x) I got 5x+18=5x + 15 (x) = 3. So AD IS 9. AE is 5x+6y= 15+18. So AE is 33. Did I ...
Thursday, April 16, 2015 by miranda

geometry
I tired but answers don't make since. Problem is segment CD is perpendicular bisector of segment AB. Need to find lengths of AC (9y-6), AD (3x), and AE ((5x +6). Others: BE=(5x+ y), BD (x + 10) and CB (7y). Figure like a kite. HELPPPPPPPPPP.
Wednesday, April 15, 2015 by miranda

geometry
The cargo space of the truck is 2.44 meters wide, 2.76 meters high, and 8.20 meters long. How many cubic meters of cargo space does the truck have?
Wednesday, April 15, 2015 by Anonymous

geometry/trig
Initially a fifty foot ladder rests against a wall. As I start to climb it, the ladder slides down, finally stopping such that the ladder touches the wall at a point 8 feet below where it originally touched the wall. During the slide, the base of the ladder slid 16 feet from ...
Wednesday, April 15, 2015 by eman

geometry
question is: find the coordinates of midpoint P of line BC. Calculate lengths of AP, BP, CP. P is ? (midpoint of BC which bisects <A(0,0), B(0, 2k), C(2h,0). Thank you.
Wednesday, April 15, 2015 by chloe

geometry
Henry -- on 1-24-14 you answered the question of the trangle ABC with midpoint of P. She didn't ask for P. What would it be?
Wednesday, April 15, 2015 by chloe

geometry
a racing track whose left and right ends are semicircular . the distance between two inner parallel line segments is 70 m and they are each 105 m long . if the track is 7 m wide , find the difference in the lengths of the inner edge and outer edge of the track .
Wednesday, April 15, 2015 by smriti

geometry
I tried to figure this problem out, Did I do it correct? m<XWY = 2x+5, m<YWZ = 5x-79, m<XWZ = 122 degrees. m<XWZ = ? I got 28. (2x+5)+ (5x-79 = 122 degrees. 7x = 196 = 28. Did I do It right?
Tuesday, April 14, 2015 by miranda

geometry
Steve pored six 2 liter bottles of apple juice into an empty rectangular drink dispenser measuring 40 centimeters long and 20 centimeters wide. Calculate the interior area of the dispenser that is in contact with the apple juice. 1 L is 1000cm3
Tuesday, April 14, 2015 by karocks

Geometry
Need help, not sure what I am suppose to do. Estimate the area between the graph of 4y = 16 - x^2 and the x-axis. The picture of a mound is on a piece of graph paper. Points A(-4,0) B(0,4)(4,0) Point B is the top of mound.
Tuesday, April 14, 2015 by Jane

geometry
I need help with following problem. I have (2||lines (AB and CD). A line intercepts which I called AE. (<A is 32 degrees).Middle of AE I put an (F) on top <)on line CD and (X is bottom <)of line CD. I need to find x. Help is appreciated.
Tuesday, April 14, 2015 by chloe

geometry
Draw an equilateral triangle ABC with side length 4cm to scale and then draw dotted lines to show all axes of symmetry of this triangle
Tuesday, April 14, 2015 by Nelly

geometry
need help to see if I did ok. Question: Consider points A(-2,0), B(2,3) and C(5, -1) forms a triangle. What is slope AB, AC and BC. I got AB=1/2, BC= -2, and AC = i1/2. Correct or did I goof?
Monday, April 13, 2015 by kari

geometry
Steve pored six 2 liter bottles of apple juice into an empty rectangular drink dispenser measuring 40 centimeters long and 20 centimeters wide. Calculate the interior area of the dispenser that is in contact with the apple juice. 1 L is 1000cm3
Monday, April 13, 2015 by karocks

geometry
have 2 || lines C and d. lines intersect lines are a and b. On a, has 2 alternate interior <s 95 and x; 2 al. exterior <s 95 and 85 degrees. On b, consecutive interior <s 72 and y. What is x and y. Please explain reasoning in paragraph proof.
Sunday, April 12, 2015 by bob

geometry
I need help. One diagram backward Z, has 2|lines intersected by another line. The upper corner on left is 32 degrees. coming down intersecting line, the bottom <Z is outside corner of figure. The other figure is a triangle. Left corner = x, rt. corner =46 degrees , top ?. X...
Sunday, April 12, 2015 by robin

9th grade geometry
Rounded to the nearest hundred cubic meters, what is the total capacity (cone and cylinder) of the storage container? the cone is on top of the cylinder. the radius of the cone is 6 meters and the height of the cone is 8 meters. the height of the cylinder is 10 meters. im ...
Sunday, April 12, 2015 by evan

GEOMETRY
cASEY SIGHTS THE TOP OF AN 84 FOOT TALL LIGHTHOUSE AT AN ANGLE OF ELEVATION OF 58 DEGREE. IF CASEY IS 6 FEET TALL, HOW FAR IS HE STANDING FROM THE BASE OF THE LIGHTHOUSE. I DO NOT UNDERSTAND WHAT IS ANGLE OF ELEVATION CAN YOU SHOW ME AN EXAMPLE PLEASE THANK YOU.
Sunday, April 12, 2015 by THOMAS

geometry
with 2 pentagons (A, B, C, D, E) & F, G, H, I, J.) start with A in lower left corner. Same with F. AE=10, BC=8: FG=9, FJ=15. There are diagonal line CE & HJ. x= AB, Y=GH. Find the scale factor of ABCDE to FGHIJ; need value of x & y; perimeter of ABCDE is 38, what is perimeter ...
Sunday, April 12, 2015 by mary

geometry
Given: AC perpendicular BD and AB congruent CB. Prove AD congruent CD. It is a kite figure. I need statements and reasons. Problem states Plan: prove triangle ABE congruent CBE. The use congruent corresponding parts AE and CE to show right triangle AED congruent CED. AD and CD...
Friday, April 10, 2015 by eric

geometry
Complete the flow proof for a Hypotenuse-Angle Theorem. Given AC congruent DF, <C congruent <F. <B and <E are right angles. Prove triangle ABC congruent triangle DEF. Thanks for tutors.
Friday, April 10, 2015 by chloe

geometry
a forest ranger spots a fire from 28-foot tower. the angle of depression from the tower to the fire is 11 degre to the nearest foot, how far is the fire from the base of the tower
Friday, April 10, 2015 by mary

geometry
do you compare the graphs of y=1/x with y=-10/x; y=1/x with y=1/x+3 + 3?
Friday, April 10, 2015 by jeremy

Geometry
Write a two column proof: Given: ABCD is a parallelogram BQ is conguent to DS, PA is congruent to RC Prove PQRS is a parallelogram
Thursday, April 9, 2015 by Michael

Geometry help
If a regular triangle has a perimeter of 30sqrt3 what is its apothem?
Wednesday, April 8, 2015 by Anonymous

geometry
A crate is 7ft. Wide 7ft. Deep and 7ft. Tall write the measurements of the crate in exponential notation, standard form, and expanded form
Wednesday, April 8, 2015 by Ana

Geometry
The measures, in degrees, of the three angles are x, x+10, and 2x-6. Find the measure of all three angles of the triangle.
Wednesday, April 8, 2015 by Bella

Geometry
Point X is on line AC such that AX = 3 CX = 12. If <ABC = <BXA = 90 degrees, then what is BX? Please help I have no idea how to approach this
Wednesday, April 8, 2015 by Gem

Geometry
A solid with two parallel bases cannot be which of the following? 1. cylinder**** 2. cube 3. prism 4. pyramid Thank you
Wednesday, April 8, 2015 by BUBBLES

geometry
given <1= (and curved on top of = sign), proof that m<1 = m<5. statement reason 1. <1=(with line above<2 given 2. <2 = (with line above = sign)<5 symmetry of property of equality 3. statement blank reason transitive prop. of angle congruence (was given) 4....
Tuesday, April 7, 2015 by chloe

geometry
A small airplane takes off from point A and continues to climb upward in a straight line, as shown in the diagram. What is the plane’s distance from point A when it reaches point C
Tuesday, April 7, 2015 by tiffany

geometry
use the midpoint formula to find endpoint c. A = (-3, 2) B is midpoint (5, -4). I know AB is I/2 of AC. I tried and got x= 14, y= -11. Correct? and how do you graph it? Thanks
Monday, April 6, 2015 by kirk

geometry
if m<1 = 60 degrees, then m<3 + m<5 = what? | \2| 1 \| 3 ------- | ------ 6 |\ 4 |5\ | what is the transitive property of angle congruence?
Monday, April 6, 2015 by eric

Math: Geometry
Joe is making a toy from a rectangular block of wood. He drills two holes, each with diameter 1.4 cm, through the block. The block of wood has length 15 cm, width 8 cm, and height 5 cm. a)What is the volume of the block before the holes are drilled? b)What is total volume ...
Monday, April 6, 2015 by Thomas Simmons

geometry
use diagram given: m<XWY = 2x+5, m<YWZ = 5x-79, and m<XWZ = 122 degrees. m<YWZ= what? (x) (y) (w) (z) connect x to w, w to z, w to y Does WY bisect ,XWZ? Please show work. Th u
Monday, April 6, 2015 by eric

geometry
sorry about nos. A(-3, 2) B (5, -4).calculate midpoint. Calculate length of AB, AM, and MB. Thanks again
Monday, April 6, 2015 by robin

geometry.
use midpoint formula to calculate the midpoint of AB. Name it point M and plot it in the graph. Calculate lengths AB, AM, MB. thanks for help.
Monday, April 6, 2015 by robin

geometry
Given m<XWY = 2x+5, m<YWZ = 5x-79, and m<XWZ = 122 degrees, M<XWZ = what (X) (y) (W) (Z) connect letters x to w, w to y, and w to z. Does WY bisect <XWZ. show work please th you
Monday, April 6, 2015 by robin

Geometry help
1. If a square has a radius of twelve, would its apothem be 6sqrt2? What will its area be? How would I solve it? 2. If triangle has a radius of 12, would its apothem be 7sqrt3? How would I find the area? 3. How would I find the area of a hexagon if it's apothem is 7sqrt3?
Saturday, April 4, 2015 by Anonymous

geometry
State whether the following numbers make a right triangle and a Pythagorean triple: 2, 2 root 2, and 2 root 3 I am pretty sure that both answers are no, because 2 squared and 2 root 2 squared equal 8, whereas 2 root 3 squared equals 6, so it cannot form a right triangle or ...
Saturday, April 4, 2015 by Morgan

geometry
Two sides of a triangle are 22 and 34.The length of the third side must be greater than ____ and less than ____.
Friday, April 3, 2015 by Rick

geometry
The degree measures of the angles of triangle ABC are represented by 2x+8,x-8 and 2x-20,state the measure of each angle
Friday, April 3, 2015 by Rick

Geometry
A post tree outside of matts house casts a 12 foot shadow at a certain time of day. At the same time matt, who is 6 feet tall, casts a 2 foot shadow. How tall is the tree? How do I solve this? The marketing department of the company is considering making a keychain with a ...
Friday, April 3, 2015 by Hannah

Geometry help
if the volume of a rectangular prism is 420 cubic units what is its vilume if one dimension is halved a second dimension is reduced to one third its original length and a third dimension remains unchanged? How would I do this?
Friday, April 3, 2015 by Hannah

Geometry
A pilot sees a guy at an angle of depression of 50 degrees. If the pilot is 200 degrees from the guy, how high is the pilot? Would it be sin(50) x 200?
Friday, April 3, 2015 by Steve

Geometry
AB (with an arrow over AB I can't past the arrow so yeah) passes through A(-3, 0) and B(-6, 5). What is the equation of the line that passes through the origin and is parallel to AB? (with an arrow over it again) a)5x – 3y = 0 b)-x + 3y = 0 c)-5x – 3y = 0 d)3x + ...
Friday, April 3, 2015 by Emily

Geometry
In triangle PQR, we have <P = 30 degrees, <Q = 60 degrees, and <R=90 degrees. Point X is on line PR such that line QX bisects <PQR. If PQ = 12, then what is the area of triangle PQX$?
Wednesday, April 1, 2015 by Gem

geometry
Three basketball teams measured the height of each player on their team. The table shows the mean and the mean absolute deviation of the heights for each team. Which statements are correct? Choose exactly two answers that are correct. Team Mean height (cm) MAD (cm) Bulldogs ...
Wednesday, April 1, 2015 by Mystery linn

6th Grade Geometry Help Please
Hi again, so when calculating a circle's dimensions, circumference and area do you use the squared symbol and for a rectangular prism's dimensions, surface area, and volume do you use the squared symbol? Please respond quickly!!! Thank You Very Much.
Wednesday, April 1, 2015 by MusicLover14

6th Grade Geometry Help and A.S.A.P!!
I forgot so, when calculating a circle's circumference, and area do you measure the circle in inches or centimeters? Also, calculating a rectangular prism's surface area and volume do you use inches or centimeters to measure it? Thanks. Please answer as soon as ...
Wednesday, April 1, 2015 by MusicLover14

Geometry
A telephone pole is supported by a steel cable which extends from the top of the pole to a point on the ground 3 meters from its base. When Leah walks 2.5 meters from the base of the pole toward the point where the cable is attached to the ground, her head just touches the ...
Wednesday, April 1, 2015 by Gem

Geometry
Two triangles are similar. The ratio of their areas is 1:4. If the height of the smaller triangle is 3 cm, how long is the corresponding height of the larger triangle, in centimeters? does this mean that i just multiply the numbers of the sides by four?
Wednesday, April 1, 2015 by G

geometry
afence is to be built on the diagnal of a rectangular dog park which is 250ft by 200ft to the nearest tenth of a foot. how much fence will be required?
Wednesday, April 1, 2015 by ky

Geometry
The lengths of the sides of a triangle are 6 cm, 7 cm and 9 cm. In a similar triangle whose perimeter is 110 cm, what is the length of the longest side, in centimeters? i know that the first triangle's perimeter is 22, but i'm not sure how this will help me.
Tuesday, March 31, 2015 by Gem

geometry
An obtuse isosceles triangle has one angle with a measure of (2x) degrees and another angle (5x) degress. What is the measure of the third angle of the triangle?
Tuesday, March 31, 2015 by Jen

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Homework Help: Math

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