8.2 - Trig - Finding Sides

Front

If you are given the opposite side and hypotenuse, which trig function should you use?

Back

Sine

Front

What is the missing side if the opposite side is 19.4 and the hypotenuse is 35.4?

Back

26.4

Front

What is the missing side if the opposite side is 11.1 and the hypotenuse is 27.3?

Back

21.2

Front

What is the missing side if the opposite side is 12.5 and the hypotenuse is 15.1?

Back

21.5

Front

What is the correct ratio for sin 40?

Back

sin 40 = w/28

Front

Define sine in relation to a right triangle.

Back

Sine is the ratio of the length of the opposite side to the length of the hypotenuse.

Front

Define cosine in relation to a right triangle.

Back

Cosine is the ratio of the length of the adjacent side to the length of the hypotenuse.

Front

Define tangent in relation to a right triangle.

Back

Tangent is the ratio of the length of the opposite side to the length of the adjacent side.

Front

What is the Pythagorean theorem?

Back

In a right triangle, a² + b² = c², where c is the hypotenuse.

Front

How do you find the length of the opposite side using sine?

Back

Opposite side = Hypotenuse * sin(angle).