Answer:
BC = 1.7
Step-by-step explanation:
Since, cosine of any angle (except right angle) represents the ratio of base length and hypotenuse.
Cosθ =
From the given right triangle ΔACB,
Cos(70°)
BC = 5Cos(70°)
= 1.71
≈ 1.7
F(x) = 3x+2 What is f(5)?
1 answer:
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