Multiple choice general knowledge math & puzzles

A goat is tied to one corner of a square plot of side 12m by a rope 7m long.Find the area it can graze?

  1. 38.5 sq.m

  2. 155 sq.m

  3. 144 sq.m

  4. 19.25 sq.m
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A Correct answer
Explanation

The goat can graze a quarter of a circle with radius 7m (rope length) since it's tied to a corner. Area = (1/4) × π × 7² = (1/4) × π × 49 = 38.48... ≈ 38.5 sq.m. The square plot boundary limits the goat to exactly one quadrant of the circle.

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