HOTS Mathematics Primary 6 Circles

A circle has a circumference of 44 cm. What is the area of the circle? (Take π = 22/7)

A 77 cm²
B 88 cm²
C 154 cm²
D 308 cm²
Show Worked Solution

Worked Solution

Step 1: Circumference = 2πr = 44. So r = 44 ÷ (2 × 22/7) = 44 × 7/44 = 7 cm. Step 2: Area = πr² = 22/7 × 7² = 22/7 × 49 = 22 × 7 = 154 cm². Answer: 154 cm²

Correct answer: 154 cm²

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