Respuesta :

broodyblowfish

Answer:

x = 92

Step-by-step explanation:

[tex]\frac{x}{46} =\frac{78}{39}[/tex]

I did big side over small side, proportions.

Cross Multiply.

39x = 3,588

divide by 39x

x = 92

amna04352

Answer:

92

Step-by-step explanation:

These triangles are similar because they share a common angle and two pairs of sides in the same ratio.

Sides of the bigger triangle are double of those of the smaller triangle

46+46 = 92