Mid Term -Pre-calculus - 2024

Front

Convert the degrees to radians: 210°

Back

Front

Which expression is correct to calculate the ? angle in this triangle?

Back

?=\cos^{-1}\left(\frac{68}{85}\right)

Front

Using the graph to determine the function value at f(3)

Back

1

Front

The terminal arm of angle -140° lies in which quadrant?

Back

III

Front

Find the value of \sin\left(\frac{5\pi}{4}\right)

Back

Front

Definition of Radian

Back

A radian is the angle subtended at the center of a circle by an arc equal in length to the radius of the circle.

Front

Definition of Sine Function

Back

For an angle \theta in a right triangle, \sin(\theta) = \frac{\text{opposite}}{\text{hypotenuse}}.

Front

Definition of Cosine Function

Back

For an angle \theta in a right triangle, \cos(\theta) = \frac{\text{adjacent}}{\text{hypotenuse}}.

Front

Definition of Tangent Function

Back

For an angle \theta in a right triangle, \tan(\theta) = \frac{\text{opposite}}{\text{adjacent}}.

Front

How to convert degrees to radians?

Back

Multiply degrees by \frac{\pi}{180}.