Law of Sines and Cosines

Law of Sines and Cosines

Assessment

Flashcard

Mathematics

9th - 12th Grade

Hard

CCSS
HSG.SRT.D.10, HSG.SRT.D.9, 8.G.A.5

+1

Standards-aligned

Created by

Wayground Content

FREE Resource

Student preview

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15 questions

Show all answers

1.

FLASHCARD QUESTION

Front

If three sides of a triangle are given, the Law of ____ is used to solve the triangle.

Back

Cosines

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

2.

FLASHCARD QUESTION

Front

In triangle ABC, find side a if: B=70 degrees, A=40 degrees, and c=11.

Back

7.5

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

3.

FLASHCARD QUESTION

Front

Find the missing side of the triangle given the sides 10, 15, and x.

Back

22.8 in.

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

4.

FLASHCARD QUESTION

Front

Calculate the length of AC in triangle ABC where AB=10, BC=15, and angle A=30 degrees.

Back

27.54 ft

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

5.

FLASHCARD QUESTION

Front

Which Law would you use to find a side when two sides and the included angle are known?

Back

Law of Cosines

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

6.

FLASHCARD QUESTION

Front

State the Law of Sines.

Back

The ratio of the length of a side of a triangle to the sine of its opposite angle is constant.

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

7.

FLASHCARD QUESTION

Front

What is the formula for the Law of Cosines?

Back

c² = a² + b² - 2ab * cos(C) where a, b, and c are the sides of the triangle.

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

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