Question

Easy question! The polygons in each pair are similar. Find the missing side length

Answer 1

24

Explanation:

20 x

---- = ----

25 30

Cross Multiply (20, 30 and 25, x)

25x = 600

Divide both sides by 25

x = 24

Answer 2

25
The other polygon the top is 5 less than the longer side. If they are similar the top of the first polygon must be 25.