How to find the missing parts of a triangle SSA with one solution Law of Sines

How to find the missing parts of a triangle SSA with one solution Law of Sines

Assessment

Interactive Video

Mathematics

11th Grade - University

Hard

Created by

Quizizz Content

FREE Resource

The video tutorial explains how to create a diagram and apply the Law of Sines to solve for unknown angles and side lengths in a triangle. It covers labeling sides, calculating angles B and C, and finding side length C using the Law of Sines. The tutorial emphasizes understanding the relationships between angles and their opposing sides, and provides step-by-step calculations to solve the triangle.

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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in solving a problem using the Law of Sines?

Convert all angles to radians

Find the perimeter of the triangle

Create a diagram and label the sides and angles

Calculate the area of the triangle

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is necessary to apply the Law of Sines?

All three sides

Two angles and one side

An angle and its opposing side

An angle and its adjacent side

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you solve for an unknown angle using the Law of Sines?

Use the inverse sine function

Use the Pythagorean theorem

Use the cosine rule

Use the tangent rule

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the sum of all angles in a triangle?

90 degrees

180 degrees

360 degrees

270 degrees

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the next step after finding all angles in a triangle?

Calculate the area

Find the length of the remaining side

Check if the triangle is right-angled

Convert angles to radians

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When using the Law of Sines, what should the largest angle correspond to?

The middle side

The smallest side

The largest side

Any side

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the final step in solving for the length of side C using the Law of Sines?

Subtract the length of side B from side A

Multiply all sides by the sine of angle A

Divide the product of side A and sine of angle C by sine of angle A

Add the lengths of sides A and B