Find the area of the shaded region.

SOLUTION,

HERE,

Area of whole fig= l×b

=5×15

=75 sq.in

Area of unshaaded part=l×b

=3×8

=24 sq.in

Area of shaded part=(Area of whole fig)-(Area of unshaded part)

=75-24

=51 sq.in

hope it helps u :)

A. 400cm²

Step-by-step explanation:

The jewelry box is a rectangular prism.

Formula for surface area of a rectangular prism:

A = 2(w*l+h*l+h*w)

Plug in the numbers:

A = 2(10*10+5*10+5*10)

A = 400