Answer:
(a) 512 ft² , (b) 720 ft²
Explanation:
the area of a rectangle is calculated as
area = length × width
(a)
area of pool = 32 × 16 = 512 ft²
(b)
the area of the deck is calculated as
area of outer rectangle - area of pool
area of outer rectangle = 44 × 28 = 1232 ft²
area of deck = 1232 - 512 = 720 ft²