Trig and Special Right Triangles

Front

The ratio in a right triangle of adjacent to hypotenuse is _____

Back

cosine

Front

In a 30-60-90 triangle, how do you find the length of the hypotenuse if the short leg is given?

Back

Multiply the length of the short leg by 2.

Front

Find the value of sin Z if the opposite side is 15 and the hypotenuse is 17.

Back

15/17

Front

In a 30-60-90 triangle, how do you find the short leg if the hypotenuse is given?

Back

Divide the length of the hypotenuse by 2.

Front

Solve for the missing angle if the known angle is 53.1 degrees.

Back

36.9 degrees.

Front

What is the sine of a 30-degree angle?

Back

1/2

Front

What is the cosine of a 60-degree angle?

Back

1/2

Front

In a right triangle, the ratio of opposite to hypotenuse is called _____

Back

sine

Front

In a right triangle, the ratio of opposite to adjacent is called _____

Back

tangent

Front

What is the length of the hypotenuse in a 30-60-90 triangle if the short leg is 4?

Back

8.