Unit 6 Trigonometry Test Review

Front

What is the length of the side opposite a 30° angle in a right triangle if the hypotenuse is 10 units?

Back

5

Front

If cos θ = -3/5 and θ is in Quadrant II, what is the exact value of sin θ?

Back

4/5

Front

Which side is opposite the right angle in a right triangle?

Back

Hypotenuse

Front

If sin θ = 3/5 and θ is in Quadrant II, what is the value of cos θ?

Back

-4/5

Front

What is the measure of the hypotenuse of any triangle drawn inside the unit circle?

Back

1

Front

Define the hypotenuse in a right triangle.

Back

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

Front

What is the sine of an angle in a right triangle?

Back

The sine of an angle is the ratio of the length of the opposite side to the length of the hypotenuse.

Front

What is the cosine of an angle in a right triangle?

Back

The cosine of an angle is the ratio of the length of the adjacent side to the length of the hypotenuse.

Front

What is the tangent of an angle in a right triangle?

Back

The tangent of an angle 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.