The total area of this shape is $37$37 cm^{2}.

If the area of rectangle $A$A is $15$15 cm^{2}, what is the area of rectangle $B$B?

The total area of this shape is $83$83 cm^{2}.

If the area of rectangle $B$B is $55$55 cm^{2}, what is the area of rectangle $A$A?

Find the area of the given shape.

Find areas of rectangles and volumes of cuboids by applying multiplication.