Perimeter and Area of Common Plane Figures

Perimeter and Area of Common Plane Figures

TGM Original Questions

In the figure below, triangle \(ABC\) is such that \(AB = x\) cm, \(BC = 16\) cm, \(AE = h\) cm, \(AC = 8.21\) cm and \(CD = 8\) cm. Given that the area of triangle \(ABC\) is \(48\) cm\(^2\), find

  1. the value of \(x\) and \(h\),
  2. the perimeter of triangle \(ABC\).

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Answer:(a) \(x=12\text{ cm}\), \(h=6\text{ cm}\) (b) \(36.21\text{ cm}\)

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