30 points!me with 8th grade math - question is below

heidi hikes two trails, the big trapezoid and the little trapezoid. the shorter base of the big trapezoid is 2 mi long, while the longer base is 8 mi. the longer base of the little trapezoid is 4 mi long. the trails are similar shapes.

what is the length of the shorter base of the little trapezoid trail?

miles

! give me an explanation of why your answer may be correct : d

1)is not similar since corresponding sides are not in the same ratio

2)are similar since corresponding sides are in the same ratio and corresponding angles are equal

hope it will

#faazmessi

5x+40

5(x + 8)

7x - 49

7(x - 7)

18x + 9

9(2x + 1)

15x - 10

5(3x - 2)

step-by-step explanation:

for number one all you have to do is factor 5 out of 5x + 40

for number 2 factor 7 out of 7x - 49

for number three factor 9 out of 18x + 9

for number four factor 5 out of 15x - 10