Find the area of an equivalent triangle of side 16cm

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Mathematics WAEC 1991

Find the area of an equivalent triangle of side 16cm

  • 64√3cm2 checkmark
  • 72√3cm2
  • 96cm2
  • 128√3cm2
  • 128cm2

The correct answer is: A

Explanation

Area = 1/2 x 16 x 16sin60o = 64√3cm2
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