Question

Find AB. Write your answer in the simplest form

Answer 1

a. AB = 24

Explanation:

We have a triangle 45° - 45° - 90°.

Sides are in the ratio 1 : 1 : √2 (look at the picture).

If
`BC=12\sqrt2` then
`AB=(12\sqrt2)(\sqrt2)=(12)(2)=24`

Used
`(√(a))(√(a))=a`