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Please help with this!!! My grade depends on it!!!
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3 votes
Please help with this!!! My grade depends on it!!!

Please help with this!!! My grade depends on it!!!-example-1
User Carlis
by
4.2k points

1 Answer

1 vote

Answer:

52 degree

Explanation:

So using cos again again :v

AC^2 = AB^2 +BC^2 - 2ABBCcosB

AC = 31.796cm

then

BC^2=AB^2 + AC^2 -2ABACcosA

Cos A = 0.61

A=52.17degree

User Asitmoharna
by
4.0k points
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