Answer
a.
Area = 103.5 sq ft
Perimeter = 41 ft
b.
Baseboard: perimeter
Carpet: area
Work Step by Step
a.
Area
= base x height
= 11.5 x 9
= 103.5 sq ft
Perimeter
= 2(length + width)
= 2(11.5 + 9)
= 2(20.5)
= 41 ft
b.
The baseboard is laid against the walls thus surrounding the floor
The carpet covers the area of the floor