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Reika [66]
3 years ago
12

In ΔQRS, the measure of ∠S=90°, QR = 82 feet, and RS = 60 feet. Find the measure of ∠R to the nearest tenth of a degree.

Mathematics
2 answers:
dsp733 years ago
8 0

Answer:

43.0°

Step-by-step explanation:

cos∅=adj/hyp

cos∅=60/82

∅=cos-1 60/82

∅=cos-1  0.731707317073

∅=42.97028393174°

Round: 43.0°

MatroZZZ [7]3 years ago
6 0

Answer:

R=42.9703≈43  

Step-by-step explanation:

Deltamath

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