18. DE=12. Find DF. D. 20. JK=4. Find JL. K. 22. PQ=x+7, PR=2x-9. Solve for x. R. d<

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A: We have to find ths [EF] if: [AB]= 3cm [BC]=2cm [AE]=1,5 cm Using the Thales's theorem

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A: SOLUTION-

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