How to find a missing side with sine

Practice Questions

ACT Math › How to find a missing side with sine

Questions
10
1

Sin47

What is in the right triangle above? Round to the nearest hundredth.

2

Circle_chord_2

The above circle has a radius of and a center at . . Find the length of chord .

3

You have a 30-60-90 triangle. If the hypotenuse length is 8, what is the length of the side opposite the 30 degree angle?

4

If a right triangle has a 30 degree angle, and the opposite leg of the 30 degree angle has a measure of 12, what is the value of the hypotenuse?

5

Circle_chord_2

The radius of the above circle is . is the center of the circle. . Find the length of chord .

6

A man has set up a ground-level sensor to look from the ground to the top of a tall building. The sensor must have an angle of upward to the top of the building. How far is the sensor from the top of the building? Round to the nearest inch.

7

Below is right triangle with sides . What is ?

Right triangle

8

In a given right triangle , hypotenuse and . Using the definition of , find the length of leg . Round all calculations to the nearest tenth.

9

In a given right triangle , hypotenuse and . Using the definition of , find the length of leg . Round all calculations to the nearest hundredth.

10

In a given right triangle , hypotenuse and . Using the definition of , find the length of leg . Round all calculations to the nearest tenth.

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