Question

A regular pyramid has a square base. The height of the pyramid is 22 cm and side of its base is 14 cm. Volume of pyramid is equal to the volume of a sphere. What is the radius (in cm) of the sphere?

A) 493 B) 7 C) 14 D) 983

Answer 1

7 cm

Step-by-step explanation:

volume of pyramid = base area × height/3

= (14)^2×22/3 = 4312/3

4/3 * 22/7 * r^3 = 4312/3

r^3=343=> r =7 cm

option B is correct)

Answer 2

Answer:

B) 7

is right answer your questions