The base of a right pyramid is an equilateral triangle of side $10\sqrt{3}$ cm. If the total surface area of the pyramid is $270\sqrt{3}$ sq.cm, its height is

The base of a right pyramid is an equilateral triangle of side $10\sqrt{3}$ cm. If the total surface area of the pyramid is $270\sqrt{3}$ sq.cm, its height is
1). $12\sqrt{3}$ cm.
2). 10 cm
3). $10\sqrt{3}$ cm
4). 12 cm

SSC CGL Books

---

Join Telegram Group

Answer This Question
Name:
Email:
Answer :
Sum of (1+5)
Submit:

Other Questions

1. If the lengths of the two parallel sides of a trapezium are 8 cm and 10 cm and its area is 54 cm². Find the distance between its parallel sides (in cm).

2. Find the volume of a cuboid whose length = 10 m, width = 4 m and height = 5 m. 

3. A garden is 26 m long and 14 m wide. There is a path 2 m wide outside the garden along its sides. If the path is to be constructed with square marble tiles 40 cm × 40 cm, the number of tiles required to cover the path is

4. The largest sphere is carved out of a cube of side 7 cm. The volume of the sphere (in cu.cm.) will be

5. A cylinder has 'r' as the radius of the base and 'h' as the height. The radius of base of another cylinder, having double the volume but the same height as that of the first cylinder must be equal to

6. A circle road runs around a circular garden. If difference between circumference of the outer circle and the inner circle is 88 m, then width of the road is

7. What is the area (in sq cm) of a rectangle if its diagonal is 25 cm and one of its sides is 24 cm?

8. The height of a right prism with a square base is 10 cm. Calculate the volume of the prism if the total surface area of the prism is 200 sq.cm

9. An equilateral triangle is drawn on the diagonal of a square. The ratio of the area of the triangle to that of the square is

10. The radius of a hemisphere is 14 cm, find its volume?