Question

These shapes are similar.
Find x.
4
12
2
10
X
5

Answer 1

x = 6

Explanation:

since the triangles are similar then the ratios of corresponding sides are in proportion, that is

`(x)/(12)` =
`(5)/(10)` ( cross- multiply )

10x = 12 × 5 = 60 ( divide both sides by 10 )

x = 6