Jawapan

Jawapan Paling Bijak!
2016-08-28T20:40:38+08:00
Area = 240
240 = 1/2 × ab × sin 60
ab = 554.2562
a = b
a = 23.5426

AB = 23.5426 ÷ 2
AD = 11.77 (radius)

Area CGH = 1/2 × 23.5426 × 23.5426 × sin 60
= 240 unit^2
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