A rectangle has area 96 cm² and its length is 4 cm more than its width. What is its perimeter?
- A.36 cm
- B.40 cm ✓
- C.44 cm
- D.48 cm
Explanation: Width w satisfies w(w+4)=96, so w=8 and length=12. Perimeter = 2×(12+8) = 40 cm.
Class 6 IMO Mathematics Olympiad practice · HOTS / Achievers · Multi-Concept Achievers
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