Law of Sines and Law of Cosines Remediation Lesson

6 Slides • 3 Questions

Law of Sines and Law of Cosines Remediation

Law of Sines

- must have 2 angles in the triangle

- side lengths are OUTSIDE the triangle

- angle measures are INSIDE the triangle

- ALWAYS START WITH YOUR SIDE LENGTHS AND THEN FIND THE ANGLE MEASURES OPPOSITE THAT SIDE LENGTH

Multiple Choice

Find AB. Round your answer to the nearest whole number.

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Multiple Choice

Find AC. Round your answer to the nearest whole number.

Watch the video if you missed the previous problem.

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Law of Cosines

- will only have 1 angle given

- missing side length always goes on the left side of equals sign by itself (x²= )

Multiple Choice

Find the missing side. Round your answer to 1 decimal place.

15.9 in.

22.8 in.

19.2 in.

521.1 in.

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Law of Sines and Law of Cosines Remediation

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