56 Answered Questions for the topic Right Triangles

10/03/18

Plotting Points/Geometry/Algebra/triangles

Given points, A(-2,7) and B(3,3), find the coordinates of two points, P and Q, that are on the perpendicular bisector of AB. What can be said about triangle PAB? Triangle QAB?

07/20/18

right triangle

One leg of a right triangle is 49 inches longer than the other leg, and the hypotenuse is 91 inches. Find the lengths of the legs of the triangle.

05/27/18

Triangle Congruence Proof

Prove: Triangle ABF is congruent to Triangle EHG   Given: angle H = angle B and segments FG = EA, angles HEG and FAB are right angles, 

05/13/18

DC=10. what is the measure of angle ABD?

 It's a rectangles and has 4 sides and one is 60 degrees

03/25/18

Given the triangle ABC with right angle C and sinA=5/12, find angle B.

Given the triangle ABC with right angle C and sinA=5/12, find angle B.

12/04/17

Why do the values of sin and cos follow such a pattern:

sin(0)=(√0)/2 sin(π/6)=(√1)/2 sin(π/4)=(√2)/2 sin(π/3)=(√3)/2 sin(π/2)=(√4)/2   cos(0)=(√4)/2cos(π/6)=(√3)/2cos(π/4)=(√2)/2cos(π/3)=(√1)/2cos(π/2)=(√0)/2   Why do they follow this pattern?... more

08/16/17

Is there any possible way for me to obtain the length of the side of a right triangle if i only know the angles measures (90,60,30)

I have a right triangle, but i only have the measures for its angles (90,60,30) Is there any way for me to find the length of one side

07/03/17

How do you find the length of the hypotenuse and one leg of a right angled triangle, when only 1 angle and the length of the other leg is given?

I need to find the length of a hypotenuse and a leg of a right angled triangle when the only information given are the length of the other leg(28) and 2 angles, the right angle, and the other angle... more

05/15/17

How tall is the tower to the nearest metre

Edna walks 1.5 km to Amy's house, travelling 40 degrees east of north. The tower is due west of Amy's house.    The angle of elevation from amys house to the top is 10 degress

05/10/17

find the dimensions of the triangle

length of the longer leg of a right triangle is 2ft longer than the length of the shorter leg x. The hypotenuse is 2 ft shorter than twice the length of the shorter leg. Find the dimensions of the... more

04/17/17

A right triangle is formed by points A (2, -1) B (2, 5) and C (6, -1) . Find the length of the hypotenuse, which is line segment BC.

please explain the process for solving this problem. thank you.

03/20/17

To the nearest tenth of a meter, what horizontal distance has he covered

Victor drives 300 meters up a hill that makes an angle of 13 degrees with the horizontal. To the nearest tenth of a meter, what horizontal distance has he covered?   A) 307.9 meters B) 292. 3... more

03/20/17

What is the side length of each piece?

Quilt squares are cut on the diagonal to form triangular quilt pieces. The hypotenuse of the resulting triangles is 3 inches long. What is the side length of each piece?   Key ------ r= sqr... more

03/20/17

What is the length of BC?

In triangle ABC, angle A is a right angle, and angle B= 45 degrees. (also AC is 12 ft). What is the length of BC? If your answer is not an interger, leave it in simplest racical form.   (Thank... more

02/26/17

Determining if a triangle is a right triangle with given vertices

Given are the vertices (corners) of triangles. Use the distance formulas to determine if each triangle is a right triangle. a. (-2,5), (0, -1), (12, 3)b. (2, 3), (-2, -3), (-6, 1)c. (-3, -2), (5,... more

02/20/17

Clock hand

The minute hand of the clock is 2.2 meters long and the hour hand is 1.7 meters long. How far apart are the tips of the hands at 1:00 PM?

02/20/17

Three coins

Three coins are placed on a table such that they just touch each other. The diameters of the coins are 1.8cm, 2.2cm, and 3 cm. Solve the triangle where vertices are the centers of the coins.

02/16/17

A tree casts a shadow 130 feet. If the angle of the elevation is 47, which is the closest to the distance from the top of the tree to the tip of the shadow

A tree casts a shadow 130 feet. If the angle of the elevation is 47, which is the closest to the distance from the top of the tree to the tip of the shadow

01/11/17

In a 45-45-90 triangle where the hypotenuse is y and the other two sides are 13 square root x, how do you solve for x?

 In a 45-45-90 triangle where the hypotenuse is y and the other two sides are 13 square root x, how do you solve for x?

01/09/17

Word Problem

Jack, John and Josh all went camping together, but each one took a separate tent. The paths between the tents form the sides of a right triangle. If Jack's tent is 20 feet from Josh's and the angle... more

01/06/17

Find the length of the hypotenuse

In a 60° - 30° right triangle, the length of the side opposite the 30° angle is 96.5 meters. Find the length of the hypotenuse 
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