If A = 40°, B = 60°, and a = 20, find b

Dolly Robinson 2021-09-08 Answered

If A=40°, B=60°, and a=20, find b.

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Expert Answer

Faiza Fuller
Answered 2021-09-09 Author has 108 answers

Use the Law of Sinse: sinAa=sinBb
Substitute given A=40°, B=60°, and a=20, then find b:
sin4020=sin60b
b=20sin60sin40
b=26.9

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