Can somebody help me with these 2 questions?

The area of the shaded region is B. 52 square inches.
It should be noted that the shaded region is in the shape of a rectangle.
Length = 18 - 4 - 1= 13 inches
Width = 6 - 2 = 4 inches
The area is:
= Length × Width
= 13 × 4
= 52 inches²
Learn more about area on:
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