Question

I ONLY HAVE A LITTLE TIME ANS NEED HELP!!!!! can someone explain this to me

Answer 1

Answer:

x = 92

Step-by-step explanation:

$\frac{x}{46} =\frac{78}{39}$

I did big side over small side, proportions.

Cross Multiply.

39x = 3,588

divide by 39x

x = 92

Answer 2

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