1 Marks Question

Question 11 Mark

Find the length of cloth used in making a conical pandal of height 100 m and base radius 240 m, if the cloth is $100 \pi$ m wide.

Answer

624 m

Question 21 Mark

Find the area of metal sheet required in making a closed hollow cone of base radius 7 cm and height 24 cm.

Answer

$704 cm^2$

Question 31 Mark

Find the area of canvas required for a conical tent of height 24 m and base radius 7 m.

Answer

$550 m^2$

Question 41 Mark

If the radius and slant height of a cone are in the ratio 7: 13 and its curved surface area is $286 cm^2$, find its radius.

Answer

7 cm

Question 51 Mark

The height of a conical vessel is 3.5 cm. If its capacity is 3.3 litres of milk. Find the diameter of its base.

Answer

60 cm

Question 61 Mark

If the height and slant height of a cone are 21 cm and 28 cm respectively. Find its volume.

Answer

$2401 \pi cm^3$

Question 71 Mark

If the volume of a right circular cone of height 9 cm is $48 \pi cm^3$, find the diameter of its base.

Answer

8 cm

Question 81 Mark

The height of a cone is 15 cm. If its volume is $500 \pi cm^3$, then find the radius of its base.

Answer

10 cm

Maths 1 Marks Question