Precalculus 2nd Nine Week Exam -2024

Front

Which quadrant does the angle -655° terminate in?

Back

The angle -655° terminates in Quadrant I.

Front

Identify the short leg of a 30-60-90 triangle with sides 6, m, n.

Back

The short leg is represented by n.

Front

What is the standard position representation of the angle 640°?

Back

The angle 640° in standard position is represented by option C.

Front

Find a coterminal angle to 45°.

Back

A coterminal angle to 45° is 405°.

Front

Calculate the area of a shaded sector given the options: 339.29 in², 113.04 in², 39.29 in², None of the above.

Back

The area of the shaded sector is 339.29 in².

Front

What is the definition of a coterminal angle?

Back

Coterminal angles are angles that share the same terminal side when drawn in standard position.

Front

How do you find a coterminal angle?

Back

To find a coterminal angle, add or subtract multiples of 360° from the given angle.

Front

What is the relationship between the angles in a 30-60-90 triangle?

Back

In a 30-60-90 triangle, the lengths of the sides are in the ratio 1:√3:2.

Front

What is the formula for the area of a sector?

Back

Front

How do you convert degrees to radians?

Back