What is the area of the shaded region?

10cmsquare

Step-by-step explanation:

name the triangle ABC

use pythagoras theo.

ACsq=ABsq+BCsq

ACsq=5×5 + 4×4

ACsq=25+16

ACsq=41

AC=sq root 41

ar shaded region=(use pythagoras again with the shaded triangle)

root of 41×root of 41-4×4

=41-16

=25

root of 25=5cm

the reason why your question keeps getting deleted because this is not a school related question : )

i will answer your question though.

i never tried church's

unless if u could do my questions, if not i wouldn't want to