12 सेमी भुजा के दो घन सटाकर रखे गये हैं। सटाकर रखने से बने घनाभ का सम्पूर्ण पृष्ठ ज्ञात कीजिए।
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Answer :1440 cm^2
solution:
The total surface area (TSA) of a cuboid is the sum of the areas of its 6 faces, which is given by:
TSA = 2 (lw + wh + hl)
TSA=2(24×12+12×12+12×24)
TSA= 1440 cm^2
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