The shape of a garden is rectangular in the middle and semi-circular at the ends as shown in the diagram.Find the area and the perimeter of this garden [length of rectangle is 20-(3.5+3.5 meters]

Two concentric circles of radii 3.5 cm and 7cm form a sector as shown in the figure. Find the area of the shaded region.

A path of width 3.5 m runs around a semicircular grassy plot whose perimeter is 72m. Find the area of the path.

Find the surface area of a sphere of diameter : 3.5 m

Half the perimeter of a rectangular garden, whose length is 4 more than its width, is 36 m. Find the dimensions of the garden.

The perimeter of a rectangular sheet is 100cm. If the length is 35cm, find its breadth. Also find the area.

Half the perimeter of a rectangular garden, whose length is 4 m more than its width, is 36 m. Find the dimensions of the garden.

Diameter of garden roller is 1.4 m and length 2 m takes 5 revolutions to complete the garden, find the area of the garden?

From a circular card sheet of radius 14cm, two circles of radius 3.5cm and a rectangle of length 3cm and breadth 1cm are removed (as shown in the adjoining figure. Find the area of the remaining sheet. (Take pi=22/7 )

The length of a rectangular field is 3 time its breadth . If the area of the field is 147 sq.m, find its length and breadth.