JetWave600
What is Theta in this right triangle?



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JetWave600
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dw:1347376447846:dw

Mimi_x3
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you know SOH CAH TOA?

JetWave600
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Yes

Mimi_x3
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dw:1347376530606:dw

Mimi_x3
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then where are you stuck

JetWave600
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I can't find Theta

Mimi_x3
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what have you done

JetWave600
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sin(10/sqrt156) and tan(10/sqrt156)

Mimi_x3
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dw:1347376758416:dw
agree?

JetWave600
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The answer is supposed to be 38.68, but that sin(10/16) comes out to 0.0109

Mimi_x3
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\[\frac{10}{16} = sin\theta => sin\theta = \frac{10}{16} => \theta = sin^{1}(\frac{10}{16})\]

Mimi_x3
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did you do it like that
if yes you should have gotten the right answer

JetWave600
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Ok, thank you.