SOLUTION: find the area of a triangle with sides of length 7 and 9 and included angle of 72 degress

SOLUTION: find the area of a triangle with sides of length 7 and 9 and included angle of 72 degress

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Question 291034: find the area of a triangle with sides of length 7 and 9 and included angle of 72 degress
Answer by Greenfinch(383) (Show Source): You can put this solution on YOUR website!
Area of triangle is =( a x b sin C)/2
In this case = 7 x 9 x sin 72 /2 = 29.958
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