Mensurationeasy · Past Paper
Find the total surface area of a prism of height 10 cm and base a square of side 5 cm.
A200 cm²
B250 cm²
C300 cm²
D225 cm²
✓ Correct Answer: B — 250 cm²
TSA = 2 * (5*5) + (4*5)*10 = 50 + 200 = 250 cm².
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