Mensurationmedium · Past Paper
The area of a trapezium is 105 sq. cm and its height is 7 cm. If one of the parallel sides is 12 cm, find the other.
A15 cm
B18 cm
C20 cm
D21 cm
✓ Correct Answer: B — 18 cm
105 = 0.5 * (12 + x) * 7. 30 = 12 + x. x = 18 cm.
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