A round coaster has a radius of 14 cm. Find the area of the coaster. (Take π = 22/7.)
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Worked Solution
Step 1: Identify the radius. r = 14 cm.
Step 2: Use the area formula A = π × r × r.
Step 3: Substitute. A = 22/7 × 14 × 14.
Step 4: Simplify. 22/7 × 14 = 44, so A = 44 × 14 = 616 cm².
Answer: 616 cm².
Answer: 616 cm²
Correct answer: 616 cm²
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