Question

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Teorema de tales rápido

Answer 1

A) 14/42= 9/x

14x=441

x=441/14

x=31,5

B)45/135= 27/x

45x=3.645

x=3.645/45

x=81

C)12/x= 9/24

9x=288

x=288/9

x=32

D)20/x=10/40

10x=800

x=800/10

x=80

Answer 2

a) 14/42=9/x ---14.x= 9 . 42

14x=378

x=378/14

x=27

B)45/135=27/x--- 45.x=135.27

45x=3645

x=3645/45

x=81

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