Home
Class 9
MATHS
The radius of a sphere is 3 cm. Its tota...

The radius of a sphere is 3 cm. Its total surface area will be :
(1) `18pi cm^(2)` (ii) `36 pi cm^(2)` (iii) `72pi cm^(2)` (iv) `108 pi cm^(2)`

Text Solution

AI Generated Solution

To find the total surface area of a sphere with a given radius, we can follow these steps: ### Step-by-Step Solution: 1. **Identify the formula for the total surface area of a sphere**: The total surface area (TSA) of a sphere is given by the formula: \[ \text{TSA} = 4 \pi r^2 ...
Promotional Banner

Topper's Solved these Questions

  • SURFACE AREA AND VOLUME

    NAGEEN PRAKASHAN ENGLISH|Exercise Problems From NCERT/exemplar|24 Videos

  • SURFACE AREA AND VOLUME

    NAGEEN PRAKASHAN ENGLISH|Exercise Exercise 13a|30 Videos

  • STATISTICS

    NAGEEN PRAKASHAN ENGLISH|Exercise Revision Exercise|12 Videos

  • TRIANGLES

    NAGEEN PRAKASHAN ENGLISH|Exercise Revision Exercise (long Answer Type Question)|8 Videos

Similar Questions

Explore conceptually related problems

The radius of a sphere is 1.23 cm. What is its surface area?

The radius and height of a right circular cone are 4 cm and 9 cm respectively. Its volume will be : (i) 36pi cm^(3) (ii) 48pi cm^(3) (iii) 72pi cm^(3) (iv) 100pi cm^(3)

Find the radius of the sphere whose surface area is 36pi cm^(2) .

The radius of a sphere (in cm) whose volume is 12 pi cm^3 , is

The slant height of a cone is 13 cm and its total surface area is 90pi cm^(2) . Find its radius of base.

If a solid sphere of radius 10 cm is moulded into 8 spherical solid balls of equal radius, then the surface area of each ball is 50pi\ c m^2 (b) 60pi\ c m^2 (c) 75pi\ c m^2 (d) 100pi\ c m^2

The radius of a sphere (in cm) whose volume is 12 pi cm^3 , is (A) 3 (B) 3 sqrt(3) (C) 3^(2/3) (D) 3^(1/3)

Find the surface area of a sphere of radius:(i) 10.5 cm (ii) 5.6 cm (iii) 14 cm

The argument of (1+i)/(1-i) is (i) 0 (ii) -(pi)/(2) (iii) (pi)/(2) (iv) pi

The surface area of a sphere is 100pi cm^(2) . Find its volume.