A triangular park has sides of 25 m, 29 m and 36 m. What is the area of the park?
Correct answer D. 360 sq m
Explanation
Semi-perimeter s = 90/2 = 45. Area = square root of [45 x 20 x 16 x 9] = square root of 129600 = 360 sq m.
Answer checked How we write and check questions
Discussion