Learn how to find the six trig functions given a point and using reference angles

Learn how to find the six trig functions given a point and using reference angles

Assessment

Interactive Video

Mathematics

9th - 10th Grade

Hard

Created by

Quizizz Content

FREE Resource

The video tutorial covers angles, focusing on reference angles and their properties. It explains how to create triangles using reference angles and calculate trigonometric functions like sine, cosine, and tangent. The tutorial also discusses reciprocal trigonometric functions and emphasizes the importance of drawing triangles to understand these concepts better.

Read more

5 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a reference angle?

An angle greater than 180 degrees

An acute positive angle between the X-axis and the terminal side

An angle used to create a triangle

An angle that is always negative

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is it important to draw a triangle when working with reference angles?

It ensures the angle is acute

It is necessary for calculating the hypotenuse

It helps in visualizing the problem

It is required for all trigonometric calculations

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you calculate the hypotenuse of a triangle with sides 4 and -3?

By subtracting the smaller side from the larger side

By using the formula 4^2 + (-3)^2 = C^2

By multiplying the sides

By adding the sides

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

Adjacent over hypotenuse

Opposite over hypotenuse

Hypotenuse over opposite

Adjacent over opposite

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which trigonometric function is positive in the third quadrant?

Sine

Cosine

Tangent

None of the above