Multiple choice

Find the area and circumference of a circle of radius 35 cm.

  1. 3650 cm2, 210 cm

  2. 3250 cm2, 140 cm

  3. 3450 cm2, 216 cm

  4. 3650 cm2, 220 cm

  5. None of these
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

For a circle with radius 35 cm: Area = πr² = (22/7) × 35² = (22/7) × 1225 = 22 × 175 = 3850 cm². Circumference = 2πr = 2 × (22/7) × 35 = 2 × 22 × 5 = 220 cm. The correct answer is 3850 cm² and 220 cm, which doesn't match any of the given options A-D.

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