Answer:
(I am supposing that you are trying to find the shaded area...)
Step-by-step explanation:
(I am supposing that you are trying to find the shaded area...)
First find the area of the larger outside rectangle:
(split it in two)
Then find the area of the smaller rectangle(inner)
Subtract them.
(note: The unknown lengths are solved by looking at the opposite on and subtracting the smaller one from the larger one
I couldn't rlly see the picture but i hope it helps!! :)
