Question

In a right triangle ABC, ∠B = 90°. If AB = 4 cm, BC = 4 cm, find AC.​

Answer 1

Answer:

ΔABC is a right triangle .

by Pythagoras theorem,

h2 = p2 + B2

h = √ p2 +b2

AC = √ AB2 + BC2

AC = √ 4^2+ 4^2

AC = √ 16+16

AC = √ 32

AC = 4√2 cm