My teacher got 7.30, but I can't seem to get the right anwser. How do I solve for a? I get 14 when I solve it a^2=11^2+7^2-2(11)(7)cos62 a^2=121+49-2(77)cos62 a^2=270-154cos62 a^2=197.70 square root of a^2 = Square root of 197.70 a=14.06
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Hello, live504! I don't agree with either of you . . . My teacher got 7.30, but I can't seem to get the right answer. I get 14 when I solve it Therefore: .
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