Slant Height of the Cone

Q.

A circular ground of radius 50 $m$ has to be covered with a waterproof sheet. The same amount of waterproof sheet is also used for making a conical tent. If the base area of the tent is $625\pi m^2$, then the height of the tent is____$m$.

1. 90.42

2. 96.8

3. 100.6

4. 88.5

Q.

The slant height of a cone whose height and radius are 6 cm and 8 cm respectively is _________.

1. 10 cm

2. 12 cm

3. 8 cm

4. 6 cm

Q. If a cone has a radius of 5 cm and height of 12 cm, then match the following.

1. 13 cm
2. $90\pi c{m}^2$
3. $65\pi c{m}^2$

Q. For a cone of radius 'r', height 'h' and slant height 'l', $l^2=r^2+h^2$.

1. True
2. False

Q. What is the slant height of a cone if its base radius and height are 3 cm and 4 cm respectively?

1. 3 cm
2. 5 cm
3. 4 cm
4. 2 cm

Q. The radius and height of a cone are in the ratio 3:4 if its volume is 301.44 cm , what is its radius. Also find is slant height