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OpenStudy (anonymous):
WILL MEDAL! Find... The value of each variable (to nearest tenth) The perimeter of the triangle (nearest tenth)
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OpenStudy (anonymous):
OpenStudy (anonymous):
to find b, do 7/(sin 21)
OpenStudy (anonymous):
okay i got 7.49
OpenStudy (anonymous):
@tylermcmullen23
OpenStudy (anonymous):
you used cos, you have to use sin, which would make it 19.5
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OpenStudy (anonymous):
oh okay sorry. I got that now
OpenStudy (anonymous):
for a, you need to do cos21 first
OpenStudy (anonymous):
then, multiply that by 19.5
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