if ac=20 and bc=12 then ab=?

Question

ac= 20

bc=12

ab= ?

Answer 1

ac = 20

bc = 12

If it is a right angle triangle then hypotenuse is 20.

From the pythageron theroem

(20)^2 = (12)^2+(ab)^2

400 = 144+(ab)^2

400-144 = (ab)^2

256 = (ab)^2

ab = 16