# Questions on Geometry: Triangles answered by real tutors!

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 Geometry: Triangles Solvers Lessons Answers archive Quiz In Depth

 Question 181366: The Base of the triangle is 4 inches longer than the length of one of the other sides. Use a system of equations to find the length of each side of the triangle. Perimeter =46 inches Click here to see answer by ankor@dixie-net.com(15661)

 Question 181616: A tipping platform is a ramp used to unload trucks. How high is the end of an 80 foot ramp when it is tipped by a 30 degree angle? Click here to see answer by solver91311(16897)
 Question 181616: A tipping platform is a ramp used to unload trucks. How high is the end of an 80 foot ramp when it is tipped by a 30 degree angle? Click here to see answer by Mathtut(3670)

 Question 181611: I am trying to prove triangles similar. The bigger triangle has an angle measuring 30 degrees and the two longer sides are congruent. The smaller triangles has an angle measure of 70 degrees and he two longer sides are congruent. My question is that whether or not I can prove them similar, and if so what postulate or theorem can I use? Click here to see answer by solver91311(16897)

 Question 181783: Find the area of the triangle with the given vertices: A (-2,-6) B (-2,-2) ,and C (8,1) Click here to see answer by solver91311(16897)

 Question 181782: Find the area of the triangle with vertices: A (-7,-3) B (-7,6) , and C (3,-1) Click here to see answer by ankor@dixie-net.com(15661)

 Question 180164: 3. If three lines all meet in a single point, how many pairs of vertical angles are formed ? Click here to see answer by Alan3354(30993)

 Question 182947: Detemine the area in square units of the triangle enclosed by the lines y=-4 x=5 and y=2x+16 Click here to see answer by Alan3354(30993)

 Question 183294: A small area in fron of a building is triangular in shape. The perimeter of the triangle is 37 meters. The second side is one-half of the first side in length. The third side is 3 meters less than than the first side. Find the length in meters of each side of the triangular region.... Please help me I don't even know where to start Click here to see answer by edjones(7569)

 Question 183896: A triangle has an area of 77 square in. Find the length of the base if the base is 3 inches more then the height. Click here to see answer by tvandenberg(45)
 Question 183896: A triangle has an area of 77 square in. Find the length of the base if the base is 3 inches more then the height. Click here to see answer by solver91311(16897)

 Question 184083: Not sure if this question goes here, but I am having a horrible time trying to figure this out, so any help is greatly appreciated. Thank you. The perimeter of a triangular dog pen has one side represented by 3x, another side represented by x +19 and the third side represented by 2x + 6. Find the algebraic expression for the perimeter. Find the numerical perimeter if the value of x is 5 feet. Click here to see answer by vleith(2825)

 Question 184063: hi, Please help me my problem.If a shape that has three sides and three angles,can we call that a triangle?If the sides of the triangles are unsraight lines ,how can we call that?How can I know its angles and sides by computing? please ..please..help me...thank you very much for yor answer.Thank you very much!! ! ! Click here to see answer by vleith(2825)

 Question 183999: area of a sail. the area in square meters for a triangular sail is given by A(x)=x^2+5x+6 A) find A(5). b) If the height of the sail is x+3 meters, then what is the length of the base of the sail. Click here to see answer by edjones(7569)

 Question 184450: How do you find out if two triangles are similar? I know that the triangles' angles must be congruent, and their sides must be proportional. How do you determine if the sides are proportional? Here is the problem: Are any of these triangles similar? If so, write the appropriate similarity statement. 1st triangle-CAB CA=4; CB=4; AB=5/angles A and B are congruent. 2nd triangle-PRQ PR=8; RQ not listed; QP=10 3rd triangle-XYZ XZ=8; XY not listed; ZX=8 On triangles PRQ and XYZ, angles Z and P are congruent. Click here to see answer by solver91311(16897)

 Question 185071: How to you find the value of a triangle? EXAMPLE: find the value of x Click here to see answer by Alan3354(30993)

 Question 185476: If possible, draw an equilateral quadrilateral that is not regular. If not possible, tell why. Can you draw a polyhedron with 7 faces, 10 vertices, and 16 edges? If no, why not? Click here to see answer by Alan3354(30993)

 Question 186112: Triangle XYZ is an isosceles triangle. The length of the base is 10 inches and the height is 12 inches.Find the perimeter of XYZ. Explain how you got your answer. Click here to see answer by jojo14344(1512)

 Question 186136: Sam wishes to fertilize his lawn that is 75 feet by 207 feet. The fertilizer is on sale for \$5.25 per bag. Each bag covers 575 square yards. What is the cost to fertilize his yard? Click here to see answer by checkley77(12569)

 Question 186135: Sam wishes to fertilize his lawn that is 75 feet by 207 feet. The fertilizer is on sale for \$5.25 per bag. Each bag covers 575 square yards. What is the cost to fertilize his yard? Click here to see answer by checkley77(12569)

 Question 186134: I don't even no where to start with this problem: A diagonal walk through a small rectangular garden 9 meters by 12 meters can be built at \$10 per linear meter. How much will the walk cost? Click here to see answer by edjones(7569)

 Question 186104: Triangle XYZ is an isosceles triangle. The length of the base is 10 inches and the height is 12 inches.Find the perimeter of XYZ. Explain how you got your answer. Click here to see answer by jojo14344(1512)

 Question 186533: For right triangle, denote lengths as follows: l1 and l2 the legs, h the hypotenuse, and h1 and h2 the hypotenuse segments determined by the bisector of the right angle. For the two given measures, find the other three to the nearest tenth. h1=4, h2=9 I know that h = 4+9 = 13. I was trying to use the Triangle Angle Bisector Theorem but I don't seem to have enough information. Click here to see answer by solver91311(16897)

 Question 186535: THis is greek to me, where would i start with something such as this!:-} Create a graph with four odd vertices Click here to see answer by solver91311(16897)

 Question 186543: Using ABC, find the following: a) The length of side AC b) The perimeter of ABC c) The area of ABC Sides ABis 20yrds and BC is 16 yrd I hope this helps and thanks a bunch already! Click here to see answer by vleith(2825)

 Question 186566: Regarding Question 186543, I got your answer and I appreciate it very much, but if its not too much trouble could you please show me how you arrived at the number 12 for the AC, I hope I can follow it from there. Click here to see answer by jojo14344(1512)

 Question 186611: the hypotenuse of a right triangle is 20 inches long,and one of its angles measures 45 degrees.what are the lengths of the other two sides of the triangle?in inches Click here to see answer by uday1435(57)

 Question 186779: a 10 foot ladder is leaning against a verticle wall. the base of the ladder is 3 feet from the wall. how high is the point where the ladder touches the wall? Click here to see answer by uday1435(57)

 Question 187025: In this problem I need to find the lengths of all missing sides and measures of all angles for both triangles. Click here to see answer by jojo14344(1512)

 Question 187308: If there is a right triangle that has two other angles of 30 and 60 which makes it a 30 60 90 triangle the base is 20ft what is the hight? Click here to see answer by solver91311(16897)

 Question 187482: A flagpole is supported by a wire fastened 70 feet from its base. the wire is 14 feet longer than the height it reaches on the flagpole. find the length of the wire. Click here to see answer by checkley77(12569)

 Question 187912: Can anyone help with this question? The length of a rectangle is twice its width. If the area of the rectangle is 98 yards ^2 , find its perimeter. Click here to see answer by checkley77(12569)

 Question 187913: I am terrrible with geometry .. can anyone help? The perimeter of a rectangular painting is 366 centimeters. If the width of the painting is 85 centimeters, what is its length? Thanks so much Click here to see answer by checkley77(12569)
 Question 187913: I am terrrible with geometry .. can anyone help? The perimeter of a rectangular painting is 366 centimeters. If the width of the painting is 85 centimeters, what is its length? Thanks so much Click here to see answer by Alan3354(30993)

 Question 188456: find the area of a triangle. the base is 6 1/2ft and the height is 5 1/3ft. Click here to see answer by Alan3354(30993)

 Question 188626: I have a right triangle that has an angle of 39 degrees, I need to figure out what the other angle is. (I tried to explain it the best I can) I dont know how I would find the other angle, please help. Thank you Click here to see answer by solver91311(16897)

 Question 188644: This is a triganometry problem that deals with SOHCAHTOA To find the height of a pole, a surveyor moves 100 ft. away from the base of the pole and then, with a transit 5 ft. tall, measures the angle of elevation to the top of the pole to be 29 degrees. What is the height of the pole? Round answer to the nearest foot. Thanks for your help!!!! Click here to see answer by Mathtut(3670)

 Question 188705: Suppose you throw a ball upward with a starting velocity of 30ft/s. The ball is 6ft high when it leaves your hand. After how many seconds will it hit the ground? Click here to see answer by stanbon(57407)

 Question 188735: what is the orhtocenter of triangle abc if the vertexes are a(0,4) b(6,-4) and c(0,-2) Click here to see answer by jojo14344(1512)

 Question 188919: Which side lengths allow you to construct a triangle? A. 2, 3, and 8 B. 5, 2, and 7 C. 4, 1, and 9 D. 7, 2, and 2 E. 6, 8, and 10 Click here to see answer by Mathtut(3670)

 Question 188918: A triangle has two sides that have lengths of 16 centimeters and 28 centimeters. Which of the following lengths could not represent the length of the third side. A. 12 cm B. 26 cm C. 33 cm D. 40 cm E. 43 cm Click here to see answer by Mathtut(3670)

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