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ICSE Class 9 Answered

Asked by | 18 Mar, 2014, 04:44: PM
answered-by-expert Expert Answer

Length of sides= 60/3= 20 cm

Area= 3/4 a2= 1003 cm2= 100x1.73 cm2= 173 cm2

Height = (20/2) x tan 60°

           = 10 x3 cm

Answered by | 18 Mar, 2014, 06:07: PM

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