a) \(50\sqrt{35} cm^2\)
b) \(25\sqrt{65} cm^2\)
c) \(50\sqrt{45} cm^2\)
d) \(25\sqrt{55} cm^2\)
An umbrella is made by stitching 8 triangular pieces of cloth of two different colours, each piece measures 60cm, 60cm a
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An umbrella is made by stitching 8 triangular pieces of cloth of two different colours, each piece measures 60cm, 60cm a
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