Answers

2015-06-14T18:02:13+05:30

diameter = 1 1/4 = 1.25 cm

Therefore , radius = 1.25/2

Area of one circle =   \pi r ^{2} = (22/7) *  (1.25/2)² = 1.22767857143

area of the aluminium sheet =

3 3 3