Mathematics Class - 10>Chapter 15 - Surface Area and Volume of Solids>Exercise – 3>Q 5

MEDIUM

10th Chhattisgarh Board

IMPORTANT

Earn 100

Height of a cone-shaped tent is $5 m$ and its radius is $12 m$ . Find the slant height of the cone and the cost of the canvas which is used to make the tent. Cost of canvas is $70$ rupees per square meter.

Important Questions on Surface Area and Volume of Solids

MEDIUM

10th Chhattisgarh Board

IMPORTANT

Mathematics Class - 10>Chapter 15 - Surface Area and Volume of Solids>Exercise – 3>Q 6

Find the volume of a cone (in

{cm}^{3}

) whose base area is

300 sq . cm

and height is

15 cm

.

MEDIUM

10th Chhattisgarh Board

IMPORTANT

Mathematics Class - 10>Chapter 15 - Surface Area and Volume of Solids>Exercise – 3>Q 7

Find the height of the cone (in

cm

) if its volume is

550 {cm}^{3}

and its diameter is

10 cm

.

MEDIUM

10th Chhattisgarh Board

IMPORTANT

Mathematics Class - 10>Chapter 15 - Surface Area and Volume of Solids>Exercise – 3>Q 8

The circumference of the base of a cone-shaped cup is

22 cm

and height is

6 cm

. Then what is the maximum volume (in

{cm}^{3}

) of water which can be kept in it.

MEDIUM

10th Chhattisgarh Board

IMPORTANT

Mathematics Class - 10>Chapter 15 - Surface Area and Volume of Solids>Exercise – 3>Q 9

If the radius of a

1 m

long metallic rod (in cylindrical shape) is

3.5 cm

then how many cones of radius

1 cm

and height

2.1 cm

can be formed by melting down the rod?

HARD

10th Chhattisgarh Board

IMPORTANT

Mathematics Class - 10>Chapter 15 - Surface Area and Volume of Solids>Exercise – 3>Q 10

We have a right-angled triangle having sides

21 cm, 28 cm

and

35 cm

. If we take the side of

28 cm

as axis and rotate the triangle around it then write the name of the figure obtained and calculate its volume (in

{cm}^{3}

).

EASY

10th Chhattisgarh Board

IMPORTANT

Mathematics Class - 10>Chapter 15 - Surface Area and Volume of Solids>Exercise – 3>Q 11

If the radius of the base of a cone and a cylinder and their height is similar then calculate the ratio of their volumes.

MEDIUM

10th Chhattisgarh Board

IMPORTANT

Mathematics Class - 10>Chapter 15 - Surface Area and Volume of Solids>Exercise – 4>Q 1

Find the surface area of a sphere (in

{cm}^{2}

) having radius equal to

21 cm

.

MEDIUM

10th Chhattisgarh Board

IMPORTANT

Mathematics Class - 10>Chapter 15 - Surface Area and Volume of Solids>Exercise – 4>Q 2

Diameter of a globe is

14 cm

. Find its surface area in

{cm}^{2}

.