alleryIn parallelogram PQRS, PQ = 12 cm and QR = 7 cm. The perimeter of PQRS is:
A19 cm
B26 cm
C38 cm
D84 cm
Answer & Solution
Correct answer: C. 38 cm
Opposite sides of a parallelogram are equal: PQ = SR = 12 cm and QR = PS = 7 cm.
**So perimeter = PQ + QR + RS + SP = 12 + 7 + 12 + 7 = 38 cm.**
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