Question

Please please please help me. Find the lateral area for the regular pyramid.

1) https://media.glynlyon.com/g_geo_2012/8/groupi74.gif

L.A. =?
T. A. = ?

2) Find the volume for the regular pyramid.
https://media.glynlyon.com/g_geo_2012/8/groupi75.gif
V = ??

Find total area for the regular pyramid.
T. A. =??

Answer 1

See the explanation.
1) After finding LSA find the TSA by adding the LSA to the area of the square.

Answer 2

2)
Volume of 3D shapes like cone,pyramid,square pyramid, pentagonal pyramid, Hexagonal pyramid..... Has ONE COMMON FORMULA!! :D
It is
[One-third * Area of Base * Height]

So find the area of the regular hexagon by dividing the HEXAGON into six identical equilateral triangles from the centre. And then find the volume!! :D
And fot TA just find the area of the Isosceles triangles ALSo!! :D

Got it? :)