Trig Ratio Basics

Front

What is the definition of the sine ratio?

Back

The sine ratio is defined as the ratio of the length of the opposite side to the length of the hypotenuse in a right triangle.

Front

What is the definition of the cosine ratio?

Back

The cosine ratio is defined as the ratio of the length of the adjacent side to the length of the hypotenuse in a right triangle.

Front

What is the definition of the tangent ratio?

Back

The tangent ratio is defined as the ratio of the length of the opposite side to the length of the adjacent side in a right triangle.

Front

What type of triangle is used for trigonometric ratios?

Back

Trigonometric ratios are used specifically with right triangles.

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

If the opposite side is 24 and the hypotenuse is 25, what is the sine ratio?

Back

Front

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

Back

Front

If the adjacent side is 7 and the hypotenuse is 25, what is the cosine ratio?

Back

Front

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

Back

Front

If the opposite side is 24 and the adjacent side is 7, what is the tangent ratio?

Back