gnzkjg8b9b gnzkjg8b9b

17-07-2021
Mathematics

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Find the length of the indicated side.

Find the length of the indicated side class=

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Аноним Аноним

17-07-2021

Hello

DEF and IKL , equilateral =>

DE = 5x-12 = 3x-4

5x-3x= -4+12

2x= 8

x=4

DE = 5x-12 = 20-12 = 8

KL = 3x+24 = 10x+3

24 -3 = 10x-3x

21 = 7x

x= 21/7 = 3

KJ = 10x+3 = 30+3 = 33

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