Question

in right triangle ABC angle B=90 AC=5cm BC=4cm find the length AB​

Answer 1

Answer is AB = 3 cm.

Answer is AB = 3 cm.Mark me as brainliest.

Answer 2

Step-by-step explanation:

AC=5cm

BC=4cm

In ∆ABC

By Pythagoras Theorem,

AC^2 = AB^2 +BC^2

5^2 = AB^2 + 4^2

25 = AB^2 + 16

25-16 = AB^2

AB^2 = 9

AB = √9

AB = 3cm (Answer)

Note : Please mark as brainliest.

Thank you