3 years ago

Find the length here asap

Mathematics

2 answers:

SOVA2 [1]3 years ago

6 0

Answer:

A, 40.16

Step-by-step explanation:

cosθ = adjacent (BC) / hypotenuse (AB)

cos 17° = BC / 42

BC = 40.16

bezimeni [28]3 years ago

6 0

Answer:

$\boxed{BC = 40.16}$

Step-by-step explanation:

Cos 17 = $\frac{adjacent}{hypotenuse}$

Where adjacent = BC, hypotenuse = 42

0.959 = $\frac{BC}{42}$

BC = 0.959 * 42

BC = 40.16

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