A triangular park has corners (0, 0), (12, 0) and (12, 5) (metres). Fencing it costs Rs. 200 per metre. The total cost is:

  1. Rs. 12,000
  2. Rs. 6,000
  3. Rs. 5,800
  4. Rs. 3,400
Answer

B) Rs. 6,000

Sides 12, 5 and 12^2 + 5^2 = 13; perimeter = 30 m; cost = 30 200 = 6000. SLO M-09-B-06 · Application

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