Solve each problem and decide which is the best of the choices given.

If , what is ?

The area of a right traingle is 42. One of the legs has a length of 12. What is the length of the other leg?

A right triangle has sides of 36 and 39(hypotenuse). Find the length of the third side

A right triangle has two sides, 9 and x, and a hypotenuse of 15. What is x?

A right triangle with a base of 12 and hypotenuse of 15 is shown below. Find x.

A right triangle has one side equal to 5 and its hypotenuse equal to 14. Its third side is equal to:

Refer to the provided figure. Give the length of .

A single-sided ladder is leaning against a wall. The angle between the end of the ladder that is on the ground and the ground itself is represented by . The ladder is sliding down the wall at a rate of 6 feet per second. If

how many seconds does it take for the ladder to fall all the way to the ground? (The wall is a right angle to the ground.)

Which of the following could NOT be the lengths of the sides of a right triangle?

If and , what is the length of ?