Question

A room is 20 feet long, 18 feet wide, and 8 feet tall. If Keiko paints the walls and ceiling, how much surface area will she cover?

Answer 1

968 square feet

Explanation:

surface area covered

= 2(l + w) *h + lw

= 2(20+18)*8+20*18

=2*38*8+360

=608 +360

= 968 square ft

Answer 2

Total surface area= 608+360= 968 sq ft

Explanation: