Law of Sines and Cosines

Law of Sines and Cosines

9th - 12th Grade

10 Qs

quiz-placeholder

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Law of Sines and Cosines

Law of Sines and Cosines

Assessment

Quiz

Mathematics

9th - 12th Grade

Practice Problem

Hard

CCSS
HSG.SRT.D.10, 8.G.B.8, HSG.SRT.D.9

+1

Standards-aligned

Created by

Amy Land

Used 5K+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Which of the following formulas shows the Law of Cosines?

c2 = a2 + b2 - 4ac + cosA
c2 = a2 - b2 - 2abcosC
c2 = a2 + b2 - 2abcosC
(cos A)/a = (cos B)/b

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

2.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Media Image

Which Law would you use?

Law of Sines
Law of Cosines
Law of the Jungle
Law of Gravity

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

3.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Media Image

Which Law would you use?

Law of Sines
Law of Cosines
Law of the Jungle
Law of Gravity

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

4.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Identify the Law of Sines

Sin2x + Cos2x =1

Sin(A)/a = Sin(B)/b = Sin(C)/c

Sin(A)Sin(B)Sin(C) = 1

y=Sin(x)

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Amanda and Jamie are standing 25 feet apart and spot a bird in the sky between them. The angle of elevation from Amanda to the bird is 55 degrees, and from Jamie to the bird is 63 degrees. How far away, to 2 decimal places, is the bird from Amanda?

25.23 ft

23.19 ft

22.15 ft

20.85 ft

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Clint is building a wooden swing set for his children. Each supporting end of the swing set is to be an A-frame constructed with two 10 foot long 4-by-4s joined at a 45 degree angle. To prevent the swing set form tipping over, Clint wants to secure the base of each A-frame to concrete footings. How far apart, to three decimal places, should the footings for each A-frame be?

5.461 feet

9.743 feet

58.579 feet

7.654 feet

Tags

CCSS.8.G.B.8

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

A

B

C

D

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

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