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What is the approximate measure of R? 43.6° 17.75° 46.4° 72.25° Thanks in advance!
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2 votes
What is the approximate measure of R?

43.6°

17.75°

46.4°

72.25°

Thanks in advance!

What is the approximate measure of R? 43.6° 17.75° 46.4° 72.25° Thanks in advance-example-1
User Geoff L
by
5.7k points

1 Answer

3 votes
tan (∠R) = 21/20
∠R = tan¯¹ (21/20) ~ 46.4°
User Delana
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6.3k points
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