three cubes each of 4 cm are joined end to end find the surface area of the resulting cuboid
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Step-by-step explanation:
L= 4×3= 12cm
B= 4 cm
H= 4 cm
Total Surface Area= 2(LB + BH + HL)
= 2( 12×4 + 4×4 + 4×12)
= 2( 48+16+48)
= 2×112
= 224 sq. cm.
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