Trigonometric Functions and Ratios

Trigonometric Functions and Ratios

Assessment

Interactive Video

Mathematics

9th - 10th Grade

Hard

Created by

Lucas Foster

FREE Resource

The video tutorial focuses on solving a triangle problem using trigonometry. It begins by identifying the triangle of interest and explains how to use trigonometric ratios, such as tan, sin, and cos, to find unknown lengths. The tutorial provides a step-by-step approach to solving for X, including drawing reference triangles and using exact angles. The video concludes with final calculations and a summary of the problem-solving process.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main goal of the problem discussed in the video?

To calculate the perimeter of a triangle

To determine the length X

To find the area of a triangle

To identify the type of triangle

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which trigonometric function is used to find the unknown side in the right triangle?

Sine

Secant

Cosine

Tangent

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the exact value of tan 30?

1

1/√3

√3

0

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is it recommended to draw triangles when dealing with trigonometry problems?

To make the problem look more complex

To remember trigonometric ratios easily

To avoid using calculators

To practice drawing skills

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the easiest exact trig ratio to remember according to the video?

Sin 90

Cos 60

Sin 30

Tan 45

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the larger triangle, which angle is used to apply the tangent function?

30 degrees

45 degrees

60 degrees

90 degrees

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the expression for tan 60 in terms of the sides of the triangle?

1/√3

1

√3

0

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