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18 votes
HELP PLS Find the length of BC to the nearest tenth:

B
350
A
12
с
20.9
14.6
17.1
118

HELP PLS Find the length of BC to the nearest tenth: B 350 A 12 с 20.9 14.6 17.1 118-example-1
User Andyface
by
5.8k points

1 Answer

3 votes

Answer:

14.6

Explanation:

using the trigonometry ratio

cosine

cos35= 12/BC

BC= 12/cos35

BC = 14.64

User Jeff Klukas
by
5.2k points