A round table top has six equal diesigns as shown in the radius of the table top is 14 cm , find the cost of making the designs with point at the rate Rs 5 per `"cm"^(2)` . (Use `sqrt(3)=1.732)`

The inner diameter of a circular well is 3.5 m. It is 10 m deep. Find The cost of plastering this curved surface at the rate of Rs. 40 per m^(2) .

The hemispherical dome of a building needs to be painted (see fig 1). If the circumference of the base of dome is 17.6 m, find the cost of painting it, given the cost of painting is Rs.5 per 100 cm^(2) .

A solid is composed of a cylinder with hemi-spherical ends. If the whole length of the solid is 104 cm and the radius of each of the hemi-spherical ends is 7 cm, find the cost of polishing its surface at the rate of Rs. 10 per cm^2

tent is in the form of a cylinder surmounted by a cone having its diameter of the base equal to 24 m. The height of cylinder is 11 m and the vertex of the cone is 5m above the cylinder. Find the cost of making the tent, if the rate of canvas is Rs. 10 per m^(2)

Find the area of the segment AYB showing in the adjacent figure . If radius of the circle is 21 cm and angleAOB=120^(@) . (Use pi(22)/(7)andsqrt(3)=1.732)

A storage tank consists of a circular cylinder with a hemisphere stuck on either end. If the external diameter of the cylinder be 1.4 m. and its length be 8 m. Find the cost of painting it on the outside at rate of Rs. 20 per m^(2) .

A cylindrical piller has a diameter of 56 cm and is of 35 m high. There are 16 pillars around the building. Find the cost of painting the curved surface area of all the pillars at the rate of rupes 5.50 per 1m^(2)

Find the equation of the plane which is at a distance of 5sqrt(14) from the origin and whose normal has d.r.s (2, -1, 3) .

A chord of a circle of radius 12 cm subtends an angle of 120^(@) at the centre . Find the area of the area of the corresponding minor segment of the circle . (Use pi=3.14andsqrt(3)=1.732 )