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What is the best approximation for the measure of angle ABC?

What is the best approximation for the measure of angle ABC?-example-1
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User Alebon
by
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1 Answer

1 vote
cos(x) = 10.5 / 20
cos(x) = 0.525

answer
C.
x = 58.3"
answered
User Rdamborsky
by
8.7k points

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