find the total surface area of a closed cardboard box of length 30 cm breadth 20 cm and height 15 CM
Answers
Answered by
7
Answer:
30×20×15=9000
Step-by-step explanation:
Multipy all the three constants and find the answer
Answered by
19
2700cmsquare
Step-by-step explanation:
total surface area of cuboid =2(lb+bh+hl)
=2(30multiply20+20multiply15+15multiply30)
=2(600+300+450)
=2(1350)
=2700cmsquare
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