Question

In a right angled at
B,
AC- AB = 2cm, BC=8cm
find the value of AC​

Answer 1

Step-by-step explanation:

AC-AB=2

AC=2+AB

now using pythogerous theorem

AC^2=AB^2+BC^2

(2+AB)^2=AB^2+BC^2

4+AB^2+4AB= AB^2+BC^2

4+4AB=8^2

4+4AB= 64

4AB=60

AB= 15

AC=2+AB

AC=2+15

AC=17