Wednesday

September 3, 2014

September 3, 2014

Number of results: 15,056

**geometry**

a rectangle and an equilateral triangle have the same perimeter the length of the rectangle is 4 times its width the length of each side of the triangle is 55 centimeters what is the length,in centimeter of the triangle
*March 27, 2011 by tamara*

**Algebra**

The length of the sides of a triangle are three consecutive even integers. The perimeter of the triangle is 36 in. What is the length of the longest side of the triangle?
*May 24, 2011 by Jocelyn*

**math/geometry**

complete the statements: To find the length of the hypotenuse of a 45-45-90 triangle, multiply the length of one of the legs by:? Could the answer be .5??? to find the length of the shorter leg of a 30-60-90 triangle, multiply the length of the longer leg by:? To find the ...
*December 5, 2009 by Lauren*

**Geometry**

Right triangle ABC has one leg of length 12 in and a hypotenuse of length 13 inch. A) Determine the length of the other leg B) Determine the perimeter of the triangle. C)Determine the area of the triangle. Must show work as well as answers for each of the above.
*February 20, 2014 by Boo*

**Algebra**

The perimeter of an equilateral triangle is 7 in. more than the perimeter of a square. The side of the triangle is 5 in. longer than the side of the square. Find the length of each side of the triangle. (Note: An equilateral triangle has all sides equal) Please help! Let x be ...
*August 16, 2007 by Jodi*

**Math-Triangles**

How do I find a missing length to a triangle? The lenths I have are 18 for one side 27 for the other and (x) for the bottom length. Then for the other triangle given the lengths are 14 for one length, 21 for the other length and 28 for the bottome length. I am trying to solve ...
*October 17, 2009 by Anonymous*

**Trig**

Its a 30-60-90 triangle there's a line in the center that= 10 a. What is the length of the hypotenuse of triangle ABC? b. What is the length of the shorter leg of triangle ABC? c. What is the length of the longer leg of triangle ABC?
*February 1, 2012 by BreAnne*

**triangle measurements**

if a triangle has a top length of 13 cm and a lower length of 12 cm what would the height of the triangle be?
*April 22, 2014 by mia*

**math**

Triangle ADE is proportional to Triangle ABC. The Length of DE is 20 Ft: the Length of AB is 6 ft. and the Length of BC is 8 Ft. What is the length of AD?
*February 25, 2014 by Anonymous*

**math**

Triangle ADE is proportional to Triangle ABC. The Length of DE is 20 Ft: the Length of AB is 6 ft. and the Length of BC is 8 Ft. What is the length of AD?
*February 25, 2014 by Stan*

**Math**

consider a triangle with vertices (a,b), (c,d), (e,f), with the area of the triangle b/2 a = area of an equilateral triangle with side length b c = length of diagonal of a cube with side length b a/c = the positive asymptote of the conic equation (x^2)-2(y^2)=6 d = volume of ...
*December 17, 2007 by Paragon*

**geometry**

The perimeter of right triangle RST is equal to the perimeter of isosceles triangle XYZ. The lengths of the legs of the right triangle are 6 and 8. If the length of each side of the isosceles triangle is an integer. what is the greatest possible length for one of the sides of ...
*December 12, 2011 by HSutha*

**math**

3cm triangle,9cm triangle, 27cm triangle, If the pattern continues,and a fourth triangle is drawn,what would be the length of a side?
*January 9, 2012 by andrew*

**Math (Geometry)**

The perimeter of right triangle ABC is equal to the perimeter of isosceles triangle DEF. The lengths of the legs of the right triangle are 6 and 8. If the length of each side of the isosceles triangle is an integer, what is the greatest possible length for one of the sides of ...
*August 7, 2012 by ANONYMOUS*

**Algebra**

What is the value of b in the triangle shown below? The triangle they are showing is a right triangle...the length is 3b and the width is b...on the inside of the triangle it says 24in^2. A.4 in B.4 in C.ą4 in D.no solution Please help I do not know how to do these...if I had...
*February 25, 2013 by Cassie*

**algebra**

A triangle has sides of lengths 20, 28, and 32. A similiar triangle has a side of length 15 and another of length 24. How long is the third side of this triangle?
*March 5, 2011 by Chris*

**Algebra**

Identify the triangle PQR as isosceles ( two sides equal length) equilateral (three sides of equal length) a right triangle, or a scalene triangle (three sides of different length)
*September 18, 2011 by Amanda*

**Math**

A triangle has a perimeter of 35inches. The length of side a of the triangle is twice the length of side b. Side c is 5inches longer than side a. What is the length of each side of the triangle?
*September 13, 2011 by Bobbi*

**Geometry**

The length of the longer leg of a 30-60-90 triangle is 24 feet. How do I find the length of the hypotenuse of the triangle? The answer must be a radical in simplest form.
*May 23, 2012 by Bonnie*

**math**

The length of the sides of a triangle are 6,14,and 10.If the shortest side of a similar triangle has length,then its perimeter is?
*January 28, 2011 by lindsey*

**math**

an equilateral triangle has an altitude length of 36 feet. determine the length of a side of the triangle
*December 13, 2011 by anonymous*

**Trig**

a. What is the length of the hypotenuse of triangle ABC? b. What is the length of the shorter leg of triangle ABC? c. What is the length of the longer leg of triangle ABC? angle A=60, angle B=30, angle C=90 the triangle has a height of 10
*February 3, 2012 by BreAnne*

**MATH MS.SUE HELP PLEASE!**

Could somebody help me I don't understand any of this. Could someone show me or tell me how to work the problems? 1. Find the length of the hypotenuse of a right triangle with the legs of 9cm and 12cm A.8 B.21 C.15 D.225 2.The length of a hypotenuse of a right triangle is 13cm...
*October 18, 2013 by bob*

**math**

Triangle ABD in the diagram has a right angle A and sides AD = 4.9cm and AB = 7.0cm. side AB is extended to C so that ABC is a straight line. a) use pythagoras theorem in triangle ABD to find the length of BD. b)use trigonometry in triangle ABD to find angle ABD. hence find ...
*June 10, 2010 by Kheladi Nep*

**Engineering**

Triangle ABD in the diagram has a right angle A and sides AD = 4.9cm and AB = 7.0cm. side AB is extended to C so that ABC is a straight line. a) use pythagoras theorem in triangle ABD to find the length of BD. b)use trigonometry in triangle ABD to find angle ABD. hence find ...
*June 20, 2010 by Lee Pearce*

**MATH**

can we sketch a triangle with 1:2:3 side-length ratio???? Intuitively, no. Think about the angles of the triangle. If the sum of two sides is equal to the length of the last side, then the "triangle" is a straight line. But the question is, when i draw it with compass, it ...
*September 24, 2006 by Katrina*

**George Carver**

If the length or the triangle is 35 and the base is 53 what is the length of the other side of the triangle.
*March 20, 2013 by Angel*

**Math PLZ help **

A 30°60°90° triangle has a hypotenuse with a length of 18. What is the length of the shorter leg of the triangle?
*February 14, 2014 by dark1*

**MATH!**

The length of a triangle is twice the width. The area is 32 square units. Find the length and width. I have the length of the triangle=2x and the width=x... so would the equation be 2x(x)=32 OR NO? Assume the "length" is the height measured from some side we will call the "...
*May 7, 2007 by megan*

**Math**

Two isosceles triangles have perimeters of 8 and 15 centimeters, respectively. They have the same base length, but the legs (the non base sides) of the larger triangle are twice as long as the legs of the smaller triangle. For each triangle, what is the length of a leg?
*January 1, 2013 by Bay*

**geometry**

Triangle ABC is congruent to triangle DEF. If the length of AB is 12 feet and the length of AC is 10 feet. Find the length of DE. can someone please help me on this question please and thank youu :)
*September 3, 2011 by Alexis*

**PreCalc**

An isosceles triangle is a triangle with two sides that are the same length. Find the measure of the two equal angles to the nearest degree in a triangle that has sides of length 5ft., 5ft., and 6ft.
*April 7, 2010 by Lori*

**math**

Area of a Triangle. The area in square meters of a triangle is given by A(x)=x^2+5x+6 a)Find A(5) b)If the length of the triangle is x+3 then what is the base of the triangle?
*March 4, 2009 by Debbie*

**Math**

Triangle Lmn is similar to triangle xyz. Triangle LMN has a side of 5 and 3. The scale factor of triangle Lmn to triangle xyz is 2:5. What is triangle xyz's length? Helppppp Meeeeeeeeeee!!!
*April 2, 2013 by Bre*

**Trig**

The lengths of segments PQ and PR are 8 inches and 5 inches, respectively, and they make a 60-degree angle at P. (a) Find the area of triangle PQR. (b) Find the length of the projection of segment PQ onto segment PR. (c) Find the length of segment QR. (d) Find the sizes of the...
*April 17, 2010 by Sarah*

**math**

the perimeter of isosceles triangle is 70 d. of the length of a leg of the triangle is 5 dm less than twice the lenth of the base, find the lengths of the sides of the triangle.
*January 15, 2011 by lou*

**Math**

An equalateral triangle has the length of it's sides given as (y+3)cm, (2y-x)cm and (4x +3)cm.Find (a) the value of x and y (b)perimeter of the triangle (c) altitude of the triangle to the nearest whole number
*October 26, 2011 by Joseph*

**Mathematics**

A 30°60°90° triangle has a hypotenuse with a length of 18. What is the length of the shorter leg of the triangle?
*March 10, 2014 by CrazyCraft Mod Pack + OreSpawn = FUN! XD*

**algebra**

The sides of a triangle are in the ratio 5:12:13. What is the length of each side of the triangle if the perimeter of the triangle is 15 in?
*August 18, 2009 by Laura*

**algebra**

the length of a rectangle is twice its width w. A second triangle, which is 8cm longer and 3 cm narrower than the first triangle, has a perimeter 154 cm. What is the dimension of each triangle.
*June 30, 2011 by chris*

**algebra**

The length of the base of an isosceles triangle is one fourth the length of one of its legs. If the perimeter of the triangle is 16 inches, what is the length of the base?
*October 16, 2011 by amanda*

**Trig **

The length of the base of an isosceles triangle is one fourth the length of one of its legs. If the perimeter of the triangle is 16 inches, what is the length of the base?
*June 11, 2012 by Rina *

**algebra 1**

The length of the base of a isosceles triangle is one forth the length of one of its legs. If the premimeter of the triangle is 16 inches, what is the length of the base.
*October 9, 2013 by Kayla*

**math**

Two similar figures have sides in the ratio of 2:3. If a side of the smaller triangle has a length of 7, what is the length of the corresponding side of the other triangle?
*May 9, 2012 by heather*

**trig**

the length of the base of an isosceles triangle is 30.42 inches. each base is 26.54 degrees. find the length of the two equal sides of the triangle to the nearest hundredths. i get 15.19. is that right?
*September 6, 2011 by ALISON*

**Geometry**

A right triangle has an angle that measures 55 degress. The leg adjacent to this angle has a length of 43 cm. What is the length of the triangle? Round to the nearest tenth
*February 14, 2011 by Marco*

**Math**

the right triangle ABC, the altitude from vertex C divides the hypotenuse into two segments, one of length 2 and the other of length 16. Find the perimeter of triangle ABC.
*December 7, 2013 by Lily*

**geometry**

Each base of an isosceles triangle measures 42 degrees, 30'. The base is 14.6 meters long. a. Find the length of a leg of the triangle b. Find the altitude of the triangle c. What is the area of the triangle?
*October 27, 2012 by Sofia*

**>_<**

The 3 sided triangle has an area of 14 in^2. Determine the lengths of the sides of the triangles.Remember that the area of a triangle is ― bh. bottom length= x+3 side length= x
*May 20, 2012 by Anonymous*

**math**

the height of a triangle is 5 cm more than the length of the base. if the area of a triangle is 133 cm^2 find the hight nad length of the base
*March 31, 2013 by luz*

**math**

5. Find the length of the hypotenuse of a right triangle with legs of 20 cm and 21 cm. 41 cm 841 cm 6 cm 29 cm 6. The length of the hypotenuse of a right triangle is 15 cm. The length of one leg is 9 cm. Find the length of the other leg. 6 cm 12 cm 17 cm 144 cm 7. If the sail ...
*November 29, 2012 by hi, help hard questions *

**geometry**

In triangle ABC, AB is x cm long BC is twice the length of AB AC is 10 cm longer than AB. The perimeter of the triangle is 42 cm. Write down an equation in x and solve it. Use your answer to find the lengths of the sides of the triangle.
*January 16, 2011 by Anonymous*

**Geometry. Grade 11 **

The area of the smllaer of two similar triangles is 1/9 the area of the larger triangle. Suppose one side of the triangle is 3.6m. What is the length of the corresponding side of the larger triangle? Suppose one side of the larger triangle is 36m. What is the length of the ...
*December 9, 2009 by George L*

**Math **

Right triangle ABC is similar to triangle XYZ. If the length of side AB is 30 inches, the length of side BC is 60 inches, and the length of side YZ is 10 inches, what is the length of side XY? A.4 B.7 C.6 D.none of above
*March 17, 2012 by Vanessa*

**math**

The base of an isosceles triangle is four less than the sum of the lengths of the legs. If the perimeter of the triangle is 44, find the length of the three sides of the triangle.[ Only an algebraic solution will be accepted ]
*July 27, 2013 by vincent*

**Algebra II**

Two sides of a triangle are equal in length. The length of the third side is three meters less that the sum of the lengthsof the other two sides.Find the length of the longest side of the triangle if its perimeter is 29 meters. Please help. Thanks.
*October 23, 2007 by Lucy*

**math-geometry**

The length of the hypotenuse of a right triangle equals the length of one of the legs of the triangle. a.) Always true b.) Sometimes true c.) Never true I for A for the answer is that correct?
*April 16, 2010 by nicole*

**math**

The length of the hypotenuse of a right triangle is ã2 times the length of one of the legs of the triangle. answer choice: a.Always true b. sometimes true c. never true
*April 16, 2010 by nicole*

**math**

Can someone please help me with the following problems Determine if the triple numbers are can be sides of a right triangle? sqrt(10)sqrt(13)sqrt(23) The length of thy hypotenuse of a right triangle equals the length of one of legs of the triangle A) always true B) sometimes ...
*May 22, 2010 by Nicole*

**Math**

1) The hypotenuse of an isosceles right triangle is 8 cm longer than either of its legs. Note that an isosceles right triangle is a right triangle whose legs are the same length. Find the exact length of its legs and its hypotenuse. 2) The length of a rectangle is 9 m longer ...
*November 18, 2013 by Aaron*

**Math HELP**

A 30°60°90° triangle has a hypotenuse with a length of 18. What is the length of the shorter leg of the triangle? A.5 B.5 sqrt 3 C.5 sqrt 2 D.20 Don't understand.
*February 14, 2014 by dark1 *

**geometry/trigonometry**

Triangle ABC is similar to triangle APQ with angle CBA equal to angle QPA and angle A common to both triangles. the length of sides AB, AP and PQ are 90cm,60cm and 30 cm. calculate the length of the side BC
*June 20, 2010 by lee pearce*

**math**

The lengths of the sides of a triangle are 4in.,14 in., and 16 in.If the longest side of a similar triangle measures 40 in., what is the length of the shortest side of this new triangle?
*November 9, 2010 by Anonymous*

**Pre-algebra HELP ME PLEASE**

A triangle has side lengths of (x+4), (4x-8), and (2x+8) units. If the perimeter of the triangle is at least 88units, what is the minimum length of each side of the triangle?
*May 23, 2011 by Ashley*

**Math**

The perimeter of a triangle is 50. The length of the sides of a smaller, similar triangle are 5, 6, and 9. FInd the sides of the larger triangle. What steps would I take to solve this?
*November 1, 2011 by MR. BILL*

**MATH**

Triangle XYZ below is an isosceles triangle with legs and . and are perpendicular bisectors of triangle XYZ. Find the length of segment if QR = Â― x and QS = - Â― x + 4.
*June 4, 2010 by JAMES*

**Geometry**

The sides of a triangle measure 9 , 15 , and 18 . If the shortest side of a similar triangle measures 6 , find the length of the longest side of this triangle . a . 5 b . 10 c. 12 d . 15
*February 28, 2012 by Chyna*

**quadratics math**

the height of a triangle is 4cm shorter than its base. if the triangle has an area of 48cm2, find the length of the base of the triangle.
*May 25, 2014 by Kiirsty*

**geometry**

Triangle XYZ above is similar to triangle UVW (not shown). If the length of one side of triangle UVW is 60, then what is one possible perimeter of triangle UVW
*October 7, 2011 by chris*

**geometry**

Triangle XYZ above is similar to triangle UVW (not shown). If the length of one side of triangle UVW is 60, then what is one possible perimeter of triangle UVW?
*November 15, 2011 by matt*

**geometry**

"Triangle DEF is similar to triangle ABC, and the length of side DE is 6 cm. The length of side AB is 2 cm. If the area of triangle ABC is 5 square cm, what is the area of triangle DEF?
*July 6, 2011 by Anonymous*

**Math-Algebra**

Bracy would like to form a right triangle our of her wooden sticks. She cut the first stick of the length 6 inches and the second stick of the length 4 inches. What should be the length of the third stick to make sure she will be able to form a right triangle?
*October 22, 2013 by McKenna Louise*

**Algebra 1**

Two sides of a triangle have the same length. The remaining side is one third as long as each of the other sides. If the perimeter of the triangle is 315 cm, what is the length of each side?
*January 26, 2011 by Ann*

**Algebra 1**

Two sides of a triangle have the same length. The remaining side is one third as long as each of the other sides. If the perimeter of the triangle is 315 cm, what is the length of each side?
*January 26, 2011 by Ann*

**Algebra**

the longer legs of a right triangle is 20 cm more than twice the length of the shorter leg. The length of the hypotenuse is 22 cm more than twice the length of the shorter leg. Find the side lengths of the triangle
*March 30, 2014 by Peter*

**Math **

Two sides of a triangle have the same length. The third side measures 4 meters less than twice the common length . The perimeter of the triangle is 16 meters. What are the lengths of the three sides?
*November 7, 2010 by Joel*

**Mathematics**

How do i post the answer hence i don't the answer .In geometry.an equalateral triangle has the length of it's sides given as (y + 3)cm, (2y - x)cm and (4x + 3). Find the (a) value of x and y, (b) perimeter of the triangle (c) altitude of the triangle to the nearest whole number.
*October 26, 2011 by Anonymous*

**Triangle inequality?**

Two altitudes of a triangle have lengths 12 and 14. What is the longest possible length of the third altitude, if it is a positive integer? I tried using the triangle inequality but to no avail...how would I do this?
*April 3, 2013 by Knights*

**Algebra 2**

Perimeter of Triangle: the length of the sides of a triangle are 1/x, 2/x, and 2/3x meters. Find a rational expression for the perimeter of the triangle
*September 18, 2010 by Tommie*

**Algebra**

The height of a triangle is 8 m more than twice the length of the base. The area of the triangle is 32 m^2. Whats the height of the triangle
*January 30, 2013 by LaShawn*

**Math**

The sum of the lengths of the sides of triangle ABC is 38in. The length of sides AB and BC are 14 inches and 11 inches. Find the length of side AC and classify the triangle.
*March 5, 2012 by Elaina*

**geometry**

a right triangle has legs of length 3x and 4x and hypotenuse of length 75. What are the lengths of the legs of the triangle.
*December 17, 2010 by Kym*

**Math**

Rectangle ABCD shares BC with equilateral triangle BCE. The length of CD is 4cm, and the length of DA is 3cm. What is the length of BE?
*January 25, 2011 by Deidra*

**math**

the length of the hypotenuse of a right triangle is 15 ft. the length of one legs is 9 ft. find the length of the other leg. a) 6 ft b) 21 ft c) 12 ft d) 18 ft
*November 14, 2013 by victoria*

**(:**

help with Quadratic Equations and Functions: 5)Solve 2x2 +6x = 4 by completing the square. 6)Solve 3x2 - 6x- 24 = 0 using the quadratic formula. 7)The area of a circle is 25 in2. What is the radius, including the units? Area of a circle is Ēģr^2. 8)The triangle has an area of ...
*May 20, 2012 by neveah gomez*

**pre algebra**

Each side of the triangle shown has the same length. If the perimeter of the triangle is 49 inches, the length of each side is 3 inches. true or false
*June 30, 2011 by hi*

**Math**

A pentagon is formed by putting together three identical equilateral triangles and one larger equilateral triangle with length of edge equal to 2 times that of the smaller equilateral triangle. If the perimeter of the smaller triangle is 42 cm, what is the perimeter of the ...
*April 13, 2007 by Cindy*

**Math**

In a right triangle, find the length of the side not given. Approx to the three decimal places. a and b are the length of the legs and c is the length of the hypotenuse. b = 4"sqrt"2 and c = 9
*March 3, 2012 by Marie*

**Pythagoras therem**

the two legs of a right angled triangle are equal in length and the square of the length of its hypotenuse is 72cm find the length of each leg.
*December 27, 2012 by adis*

**calculus**

the base of a triangle is 2 cm shorter than the width of a rectangle. The rectangle's length is 4 times its width and the triangle's height is the same as the rectangle's length. find the area of both figures if the difference of the two areas is 30cm2
*September 8, 2010 by Anonymous*

**math**

i have trouble finding the answer to this and how to srt. there is a square and i havbe to find the area. HOweever inside the square is a triangle. the base of the triangle is 3 and the leg is 7. no height is given. plz help. Is this a right triangle? Is the base or leg equal ...
*July 14, 2007 by liz*

**Pre-algebra**

Transform the formula. The area of a triangle A can be found with the formula A=1/2bh where b is the length of the base of the triangle and h is the height of the triangle. Solve the formula for h.
*January 20, 2011 by Jacob *

**ASAP math**

how you do this: The perimeter of an isosceles triangle is 36cm, and the area is 60cm. The length of the base is 3cm less than the length of a leg. Find the length of each side.
*September 29, 2008 by Rocio*

**trig**

In a right triangle the hypotenuse has length 10 and the the sum of the cotangents of all three angles of the triangle equals 2. What are the lengths of the other two sides of the triangle? (A) 5 and 5p3 (B) 5p2 and 5p2 (C) 1 and3 p11 (D) 4 and 2p21 (E) None of the above.
*May 8, 2011 by dat*

**7th grade accelerated math / pre algebra**

write two equivalent expressions for the area of the figure the figure is a triangle inside the triangle it says x + 4 and the #16 is written along the length of one side of the triangle. The answer is 8(x +4) and 8x + 32 but I don't know how they got it
*November 12, 2013 by Ardine*

**Math**

Triangle L'M'N' is a dilation of triangle LMN. If the scale factor of the dilation is 1/5, which of the following statements is true? Triangle L'M'N' is a rotation of triangle LMN. Triangle L'M'N' is the same size as triangle LMN. Triangle L'M'N' is a reduction of triangle LMN...
*May 8, 2014 by Anonymous*

**Maths**

An equilateral triangle with side length 33 is divided into 33^2 smaller unit equilateral triangles each with side 1, forming a triangular lattice. We color each segment of length 1 either Red, Blue or Green, subject to the condition that each small unit equilateral triangle ...
*May 1, 2013 by Maths lover Please Help...*

**math**

If a triangle has a side with length 6 and another side with length 7, which of the following could NOT be the area of the triangle? a) 1 b) 6 c) 15 d) 21 e) 25
*August 8, 2012 by Anonymous*

**Maths**

An equilateral triangle with side length 33 is divided into 33^2 smaller unit equilateral triangles each with side 1, forming a triangular lattice. We color each segment of length 1 either Red, Blue or Green, subject to the condition that each small unit equilateral triangle ...
*April 30, 2013 by MAths lover Please Helppppp*

**Centroids and Triangles - determining perimeter?**

Let G denote the centroid of triangle ABC. If triangle ABG is equilateral with side length 2, then determine the perimeter of triangle ABC. I drew the diagram, but it doesn't really help....
*March 27, 2013 by Knights*

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