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Radonthetyrant · Answer 1 · 2022-09-22T16:44:33+0000

Answer:

∠ F ≈ 78°

Explanation:

Using the cosine ratio in the right triangle

cosF =
(adjacent)/(hypotenuse) =
(FG)/(EF) =
(1.5)/(7.5) , then

∠ F =
cos^(-1) (
(1.5)/(7.5) ) ≈ 78° ( to the nearest degree )