OkayDont OkayDont

24-05-2017
Mathematics

contestada

Please help me with this question my parents will not help explain it

Please help me with this question my parents will not help explain it class=

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PHDFlopper PHDFlopper

24-05-2017

84/7=12
The scale factor is 12 from triangle DCE to triangle BAC.

12(x)=156-x
12x=156-x
13x=156
x=12 (proving)

156-12=144

The answer is A) 144

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Lin1516 Lin1516

24-05-2017

I think that the answer is A to

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