8.1 - 8.2 Practice

Front

What is the measure of an angle in a right triangle if the opposite side is 9.4 and the hypotenuse is 20.15?

Back

The measure of the angle is approximately 55.2 degrees.

Front

What is the cosine ratio for an angle X if the adjacent side is 15 and the hypotenuse is 17?

Back

Front

How do you find the missing angle in a triangle if two angles are known?

Back

Use the fact that the sum of angles in a triangle is 180 degrees.

Front

What is the formula to calculate the angle of elevation of a ramp?

Back

Front

If a skateboard ramp is 9 inches high and 98 inches long, what is the angle of rise?

Back

The angle of rise is approximately 5.3 degrees.

Front

How do you find the missing sides of a right triangle using the Pythagorean theorem?

Back

Front

What is the sine ratio for an angle in a right triangle?

Back

Front

What is the tangent ratio for an angle in a right triangle?

Back

Front

If the opposite side is 4 and the adjacent side is 3, what is the tangent of the angle?

Back

Front

What is the relationship between the sides of a 30-60-90 triangle?

Back