Quick Trigonometric Functions Review

Quick Trigonometric Functions Review

Assessment

Interactive Video

•

Mathematics, Science

•

11th Grade - University

•

Practice Problem

•

Hard

Created by

Wayground Content

FREE Resource

The video tutorial covers the application of trigonometric functions in right triangles. It begins with an introduction to right triangles and the importance of understanding their parts. The tutorial explains how to label triangle sides in relation to a given angle and introduces the trigonometric functions sine, cosine, and tangent. Through examples, it demonstrates how to use these functions to solve for missing sides in triangles, emphasizing the significance of the angle in determining the trigonometric ratios.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary condition for applying trigonometric functions to a triangle?

The triangle must have all angles less than 90 degrees.

The triangle must be equilateral.

The triangle must be a right triangle.

The triangle must be isosceles.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which theorem helps in finding the third side of a right triangle when two sides are known?

Sine Rule

Cosine Rule

Triangle Inequality Theorem

Pythagorean Theorem

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a right triangle, what is the sine of an angle defined as?

Adjacent over opposite

Hypotenuse over opposite

Adjacent over hypotenuse

Opposite over hypotenuse

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If angle beta is in a 3-4-5 triangle, what is the cosine of beta?

3/4

3/5

4/5

5/4

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does changing the reference angle in a triangle affect trigonometric ratios?

Only the cosine ratio changes.

Only the sine ratio changes.

The ratios change.

The ratios remain the same.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What trigonometric function would you use to find the hypotenuse if you know the opposite side and an angle?

Sine

Cosine

Tangent

Secant

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a right triangle with a 14-degree angle and an opposite side of 5, which function helps find the hypotenuse?

Cotangent

Tangent

Cosine

Sine

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