Trigonometry

Front

The ratio of the length of two sides of a right triangle.

Back

Trigonometric Ratios

Front

A branch of Mathematics that deals with the relationship of sides and angles of a triangle.

Back

Trigonometry

Front

____ is the ratio of the opposite side to the hypotenuse.

Back

Sine

Front

The ratio of the adjacent side to the hypotenuse in a right triangle.

Back

Cosine

Front

The ratio of the opposite side to the adjacent side in a right triangle.

Back

Tangent

Front

The Pythagorean theorem states that in a right triangle, the square of the hypotenuse is equal to the sum of the squares of the other two sides. What is the formula?

Back

a² + b² = c²

Front

What is the value of sin(30°)?

Back

1/2

Front

What is the value of cos(60°)?

Back

1/2

Front

What is the value of tan(45°)?

Back

1

Front

In a right triangle, if one angle is 30°, what are the ratios of the sides opposite to the angles 30°, 60°, and 90°?

Back

1:√3:2