Question

PLEASE HELP ME

PLEASE HELP ME
Find the lateral surface area of
the following square pyramid:
4 cm
6 cm
LA = [?] cm2

Answer 1

In square based pyramid
Length of base (a)=6cm
Slant height (l)=4 cm
Now,
LSA=2al
= 2*6*4
=48cm^2

Answer 2

Surrounding area of pyramid = area of a side face multiplied by 4

Explanation:

The area of a side face is the area of the triangle:

`(1)/(2) *6*4` = 12

So the perimeter of the pyramid is:

12×4=48

Explanation: because the side faces have the same area.