Home
Class 9
MATHS
A right circular cylinder just enclose a...

A right circular cylinder just enclose a sphere of radius r
Find ( i) surface area of the sphere
(ii) curved surface area of the cylinder
(iii) ratio of the areas obtained in (i) and (ii)

Promotional Banner

Topper's Solved these Questions

  • SURFACE AREAS AND VOLUMES

    NCERT GUJARATI|Exercise TRY THIS|5 Videos

  • SURFACE AREAS AND VOLUMES

    NCERT GUJARATI|Exercise EXERCISE 10.1|8 Videos

  • SURFACE AREAS AND VOLUMES

    NCERT GUJARATI|Exercise EXERCISE 10.4|12 Videos

  • STATISTICS

    NCERT GUJARATI|Exercise THINK AND DISCUSS|1 Videos

  • THE ELEMENTS OF GEOMETRY

    NCERT GUJARATI|Exercise BRAIN TEASER|2 Videos

Similar Questions

Explore conceptually related problems

The radius of a sphere is 7 cm. Find its surface area.

A right circular cylinder has base radius 14 cm and height 21 cm. Find its total surface area.

Find the surface area of a sphere of radius 7 cm.

A right circular cylinder has base radius 14 cm and height 21 cm. Find its curved surface area.

Rate of increase in surface area of a sphere w.r.t radius is ……….

The radius of sphere is 3.5 cm Find its surface area and volume .

Find : (i) the curved surface area and (ii) the total surface area of a hemisphere of radius 21 cm.

A right circular cylinder has base radius 14 cm and height 21 cm. Find its area of base (or area of each end)

Can you find the surface area of sphere in any other way?