solve the following problems
1) The perimeter rectangular sheet is 100cm . If length is 35 cm. find its breadth & also find its area ?
2) If the circumference of a circular sheet is 154 cm , find its radius & also find the area of the sheet ? (n = 22/7)
3) From a circular sheet of radius 4cm , a circle of radius 3 cm is removed , find the area of remaining sheet (n=3.14)
4) How many times a wheel of radius 28 cm must rotate to go 352 m? ( n=22/7)
5) A picture is painted on a cardboard 8cm long & 5cm wide , such that there is a margin of 1.5 cm along each of sides . find the total area of margin ?
6) A wire is in the shape of a rectangle , its length is 40 cm & breadth is 22cm . if the same wire is rebent in the shape of a square , what will be the measure of each side , also find which shape encloses more area ?
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