Question

Answer plz it is very important for me

Answer 1

by using phythagauras
X= 3 ...
25= 16 +x

Answer 2

the value of x is 3.

step by step explaination:

(5)²=(4)²+(x)²

25=16+x²

x²=9

x=+3or-3

since, length can not be negative.

so, x =3 cm