Find the surface area of a 10 cm x 4 cm x 2 cm brick. Choose one
A) 136 cu cm
B) 124 cu cm
C) 164 cu cm
D) 180 cu cm
E) None
Sol.   Surface area = [2(10 x 4 + 4 x 2 + 10 x 2)]   = (2 x 68)   = 136 cu cm   136 cu cmnswer 136 cu cm
<result>A</result>
Find the surface area of a 10 cm x 4 cm x 2 cm brick.