Question

The triangles are similar, find the length of the unknown side. Round your answers to the nearest tenth (0.1), if necessary.

please help me

Answer 1

`22`

Explanation:

Similar shapes must have corresponding sides in a constant proportion. Therefore, we can set up the following equation and solve for
`?`:

`(28)/(42)=(?)/(33)` (divide corresponding sides)

`(28)/(42)=(?)/(33),\\\\?=(28\cdot 33)/(42)=\boxed{22}`