Two cubes, each of volume 512cm3 are joined end to end. find the lateral and total surface areas of the resulting cuboid.
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Radius of Curvature? Mirror formula Definition : The equation.
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Answer:
a³ = 512
=> a = 8 cm.
when two cubes are joined:
height of the resultant cuboid = width of the resultant cuboid.
length of cuboid = 8 + 8 = 16 cm.
so, CSA = 2(l + b) × h = 2(16 + 8) × 8 = 2 × 24 × 8
= 384 cm².
TSA = 2(lb + bh + lh) = 2(128 + 64 + 128)
= 2 × 320 = 640 cm².
Mark brilianist answer.
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