Answer: 4/8.1
Explanation:
SOH CAH TOA
So son uses opposite and hypotenuse
Opposite from the angle of DFE is 4 and hypotenuse is 8.1 so
sin-1(4/8.1)= angle DFE
Answer:
4/8.1 is the answer.
sin Θ = opposite side / hypotenuse
sin ∠F = 4/8.1
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