cassadeertte
cassadeertte
21-05-2017
Mathematics
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Please help me! What does CI = ?
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mreijepatmat
mreijepatmat
21-05-2017
I being the intercenter of the triangle means that IA = BI= CI
CI = 52-2X
AI = 3X +7 ==> AI = IC ==> 3X+7 = 52-2X SOLVE FOR X
3X+2X = 52-7 ==> 5X = 45 & X =9
IF X = 9 THEN IC = 52-2(9) = 34.
IC =34
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