altitude=10cm,parallel sides=4cm and 6cm

a picture is painted on a card board 50 cm long and 30 cm wide such that there is a margin of 2.5 along each of its sides.find the area of the margin

how many circles of radius 7cm can be cut from a rectangular sheet of length 50cm and width 32cm?

area of a circular field is154 sq.m. find the time taken byan athlete to complete 2 rounds if the speed is 5 km per hour?

the inner and outer radii of a cylindrical pipe are 5 cm and

4cm respectively . find the area of cross section of the pipe.

altitude=10cm,parallel sides=4cm and 6cm

a picture is painted on a card board 50 cm long and 30 cm wide such that there is a margin of 2.5 along each of its sides.find the area of the margin

how many circles of radius 7cm can be cut from a rectangular sheet of length 50cm and width 32cm?

area of a circular field is154 sq.m. find the time taken byan athlete to complete 2 rounds if the speed is 5 km per hour?

the inner and outer radii of a cylindrical pipe are 5 cm and

4cm respectively . find the area of cross section of the pipe.