A compact disc cover is 14 centimeters (cm) long, 12.4cm wide, and 1 cm deep. Which of the following represents the surface area
of the cover?
1 answer:
Answer:
SA= 2(l x w) |+2(l x h)+2(h x w)
= 2(14 x 12.4) +2(14 x 1)+2(1x 12.4)
=2(173.6)+2(14)+2(12.4)
=347.2|+28+24.8
Surface area is: 400 cm square
Step-by-step explanation:
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