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The sides of a triangular flower bed are 5 m, 8 m and 11 m. the area of the flower bed is
  • a)
    √300 m2
  • b)
    √330 m2
  • c)
    21√4 m2
  • d)
    4√21 m2
Correct answer is option 'D'. Can you explain this answer?
Most Upvoted Answer
The sides of a triangular flower bed are 5 m, 8 m and 11 m. the area o...
Using Heron's formula, we can calculate the area of the triangle:

s = (5 + 8 + 11)/2 = 12

A = √(s(s-5)(s-8)(s-11))
A = √(12(12-5)(12-8)(12-11))
A = √(12(7)(4)(1))
A = √(336)
A ≈ 18.33 m²

Therefore, the area of the flower bed is approximately 18.33 square meters.
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Community Answer
The sides of a triangular flower bed are 5 m, 8 m and 11 m. the area o...
By herons Formula
S = 24/2 = 12
root over 12(12-5)(12-8)(12-11)
= root 4 x 3 x 7 x 4 x 1
= 4√21m²
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