Question

wahat is the side BC if AC=15cm and AB=9cm​

Answer 1

Answer:

By Pythagoras theorem

AC^2=AB^2+BC^2

15^2=9^2+BC^2

BC

$= \sqrt{225 - 81}$

=12

Answer 2

Answer:

USING PYTHAGORAS

(BC)²=(AC)²+(AB)²

BC=√225-81

BC=√144

BC=12