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The equation sin (40)= b/20 can be used to determine the length of line segment AC. What is the length of AC? Round to the nearest tenth.
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The equation sin (40)= b/20 can be used to determine the length of line segment AC.

What is the length of AC? Round to the nearest tenth.

User Tandi
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8.9k points

2 Answers

2 votes
12.9 just took it on the quiz

User RxRead
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8.4k points
5 votes
Provided that the triangle looks like this:

A| \ | \ | \ | \ | \ b| \ 20 | \ | \ | \ | \ |_______40\C a B

Then using the the equation to solve for line segment AC (or b on the diagram):

sin(40) = b/20

b = 20 * sin 40
b = segment AC = 12.9 units
User Baerkins
by
8.0k points
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