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trig
An isosceles triangle has legs of length 12 and base angles that measure 28 degrees. what is the measure of its base to the nearest tenth?
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** *** base ****** *** 28 ******* **** *** ***** ***** **** ** 180-2*28 * 124 degrees So *** ** have ** ********* ******** **** the equal sides measuring 12 ***** *** the ***** ******* **** ***** to *** ************** *** *** ** ******* would ** *********** ******* ** cosines ***** = *** * c^2 *** 2bc *** AIn *** case ** ** **** *** base length **** = **** * *** ********************** solving *** * ** *** ***** ** *** ******* tenthSo *** **** length *****