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Law of Sines and Cosines

Authored by Brian Veil

Mathematics

9th - 10th Grade

CCSS covered

Used 7+ times

Law of Sines and Cosines
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9 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 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

2 mins • 1 pt

Media Image

Which Law would you use to solve for side AC?

Law of Sines

Law of Cosines

Newton's Laws

SOHCAHTOA

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Which Law would you use to solve for Angle B?

SOHCAHTOA

Law of Cosines

Laws of Tangent

Law of Sines

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Which Law would you use to find side length BC?

Law of Sines

Law of Cosines

Law of Tangent

SOHCAHTOA

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

5.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

Media Image

Find the missing side. Round to the nearest 10th.

(a)  

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

6.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

Media Image

Find the missing side

(a)  

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

Find the length of side AB. m<C = 53 degrees. m<B = 44 degrees. AC = 7.

8.0

8.8

9.2

10.3

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

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