Question

in a a right angled triangle ABC if angle b is equal to 90° BC is equal to 3 cm and ac is equal to 5 cm then the length of the side ab is​

Answer 1

Answer:

From Pythagoras theorem. AC2 = AB2 + BC2 52 = AB2 + 32 AB2 = 25 – 9 AB2 = 16 AB = √16 AB = 4

Answer 2

Step-by-step explanation:

see the attached image

hope it helps you^_^