Trigonometry

Front

What is 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 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 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 is the formula for Sine?

Back

sin(θ) = opposite/hypotenuse.

Front

What is the formula for Cosine?

Back

cos(θ) = adjacent/hypotenuse.

Front

What is the formula for Tangent?

Back

tan(θ) = opposite/adjacent.

Front

If sin(45) = x/13, what is x?

Back

x = 13 * sin(45).

Front

If cos(45) = x/13, what is x?

Back

x = 13 * cos(45).

Front

What is the value of sin(30)?

Back

sin(30) = 0.5.

Front

What is the value of cos(60)?

Back

cos(60) = 0.5.