Mensuration Tes...

The diameter of the base of a right circular cylinder is $$28$$ cm and its height is $$21$$ cm Curved surface area of the cylinder is

The volume of a right circular cylinder is 1100 $$\displaystyle cm^{3} $$ and the radius of its base is 5 cm. The area of its curved surface is

The diameter of a garden roller is $$1.4$$ m and it its $$2$$ m long. How much area will it cover in one revolution?

If the radius of the base of a cylinder is $$2$$ cm and its height $$7$$ cm, then what is its curved surface area?

The diameter of a garden roller is $$1.4\space m$$ and it is $$2\space m$$ long. How much area will it cover in $$5$$ revolutions? (Use $$\pi = \dfrac{22}{7}$$)

A metal pipe is $$77$$ cm long The inner diameter of a cross section is $$4$$ cm then inner curved surface area is

Curved surface area of a right circular cylinder is $$4.4$$ $$\displaystyle m^{2}$$ If the radius of the base of the cylinder is $$0.7$$ m then its height is

Two tables with top faces as two congruent trapeziums are joined as shown. The lengths of the parallel sides are $$100\;cm\;and\;80\;cm$$ and the height is $$45\;cm$$. Find the combined table top area and the cost of polishing it at the rate of $$Rs.\;350$$ per $$m^2$$.

Volume of the box of outer dimensions 22 cm X 12 cm X  9 cm

Total surface area of a cube of 2 centimetre side is