Math, asked by samee1234, 1 month ago

In the figure, DE || BC, find x. ​

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Answers

Answered by biligiri
1

Step-by-step explanation:

by Thales theorem, as DE is parallel to BC

4/(x-4) =8/(3x - 19)

on cross ❌, we get

4(3x - 19) = 8(x - 4)

=> 12x - 76 = 8x - 32

=> 12x - 8x = -32 + 76

=> 4x = 44

=> x = 11

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