Question

and it's ans is
7 (a) 24 cm
7(b) 50 cm​

Answer 1

Step-by-step explanation:

in dig. 1 BC=EF=10

AD=AE+EF+FD

24=AE+10+FD

24-10=AE+FD

14=AE+FD

AE=7

FD= 7

SO by Pythagoras theorem BE^2+AE^2=AB^2

X^2 +7^2=25^2

x^2 +49=625

x^2= 625-49=576

x = 24