Trig Ratio Basics

Front

What is the definition of Sine in a right triangle?

Back

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

Front

What is the definition of Cosine in a right triangle?

Back

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

Front

What is the definition of Tangent in 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

Front

What is the Hypotenuse in a right triangle?

Back

The hypotenuse is the side opposite the right angle and is the longest side of the triangle.

Front

What is the formula for finding the sine of an angle A?

Back

Front

What is the formula for finding the cosine of an angle A?

Back

Front

What is the formula for finding the tangent of an angle A?

Back

Front

If the opposite side is 3 and the hypotenuse is 5, what is sin A?

Back

Front

If the adjacent side is 4 and the hypotenuse is 5, what is cos A?

Back