briannapm briannapm
  • 13-02-2021
  • Mathematics
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clarch19
clarch19 clarch19
  • 15-02-2021

Answer:

1) cos Z = 67.4°

2) sin X = 36.9°

Step-by-step explanation:

1) cos Z = 5/13

cos Z = .385

arc cos (.385) = 67.4°

2) sin X = 21/35

sin X = .6

arc sin (.6) = 36.9°

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