58. If Two cubes of sides 9 cm each are joined end by end
then the surface area of cuboid will be
A. 800 cm
B. 810 cm
C. 820 cm?
D. 830 cm?
2
Answers
Answered by
1
Step-by-step explanation:
Given the side of cube is 12 cm
Then if two cubes are joined Then the length of cuboid =12+12=24 cm, breadth is 12 cm and height is 12 cm
Then surface area of cuboid =2(24×12+×12×12+×24×12)=2(288+144+288)=2×720=1440cm
2
Answered by
0
Answer:
972
Step-by-step explanation:
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