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(i) a triangle with slues tll,(ii) an equilateral triangle with side 10.5 cm(ii) an isosceles triangle with equal sides 6.5 cm and the third side 3.8 cm.10.a rectangular glass 2 m by 3.5 m, a square of maximum size has been cut. Whatromwill be the shape and size of the leftover glass?The edges of both the pieces are smoothened. What will be the cost of smoothening itsedges at the rate of 25 per metre?HOTS3 m80 m |
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Answer» Sqaure of maximum size will be of side=2mPerimeter of square=4*side=4*2=8mCost =25*8=200 RsLeftover glass is in rectangle shape.Perimeter of leftover glass=2(1.5+3.5)=2(5)=10mCost =10*25=250Rs answer rectangle 2m by 1.5m;₹375 |
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