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Law of Sines and Cosines

Authored by Jay Anand

Mathematics

11th Grade

CCSS covered

Used 2+ times

Law of Sines and Cosines
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15 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Use Law of Sines to Find AB

10

8

6.1

4.9

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

2.

MULTIPLE CHOICE QUESTION

1 min • 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

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Use the angle formula from the Law of Cosines to find angle Z.

20.145 degrees

71.232 degrees

51.055 degrees

57.713 degrees

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Which equation shows how you would use the law of sines to find angle A?

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

5.

MULTIPLE SELECT QUESTION

5 mins • 1 pt

Media Image

To approximate the length of a marsh, a surveyor walks 425 meters from point A to point B. Then the surveyor turns 65º and walks 300 meters to point C. Approximate the length AC of the marsh.

250

615

720

375

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

6.

MULTIPLE CHOICE QUESTION

1 min • 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

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

On a map, Orlando is 178 millimeters due south of Niagara Falls, Denver is 273 millimeters from Orlando and 235 millimeters from Niagara Falls. Find the angle of Orlando.

58 degrees

55 degrees

35 degrees

25 degrees

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

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