Question

in the given figure, ∆ABC is a right triangle, whose B is a right angle. if AB =20 cm and BC =15 cm, find the length of AC using Pythagoras theorem.

Answer 1

hope it would be the correct answer

Answer 2

(ac)2=(ab)2+(bc)2=(20)2+(15)2=400+225=625
hence, ac=√625=25cm