Question

volume of a regular quadrilatral pyramid is 400 cm^3.and it's height is 12 then it's lateral surface area=?​

Answer 1

Answ For Lateral Area : When all the side faces are the same: Multiply the perimeter by the "slant length" and divide by 2. This is because the side faces are always triangles and the triangle formula is "base times height divided by 2"er:

Explanation: