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zhannawk [14.2K]

3 years ago

8

PLEASE HELP I WILL GIVE BRAINLIEST!

1 answer:

FrozenT [24]3 years ago

8 0

Answer:

22.1°

Step-by-step explanation:

cos^-1(x) = (8² - 19² - 14²) ÷ -2(14)(19)

cos^-1(x) = -493 ÷ -532

cos^-1(0.9267) = 22.1°

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