Question

calcule o valor de x, sabendo que EF//GH

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Answer 1

Resposta:

usando o teorema de talles temos:

a)

$\dfrac{x}{8} = \dfrac{3}{4}$

4x = 3 × 8

4x  = 24

x = 24/4

x = 6

b)

$\dfrac{x}{6} = \dfrac{2}{4}$

4x = 2 × 6

4x = 12

x =  12/4

x = 3