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Help me solve this pls

Help me solve this pls
asked 230k views
4 votes
Help me solve this pls

Help me solve this pls-example-1
asked
User DanielC
by
8.5k points

1 Answer

5 votes

Answer:

BC=40.16479

Explanation:

Since this is a right triangle, we can use trig functions

cos theta = adj / hyp

cos 17 = BC / 42

42 cos 17 = BC

BC=40.16479

answered
User Tom Rogers
by
8.3k points
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