The solid is a quadrilateral pyramid with a square base The side of the square is $= 10$ cm.
The perpendicular height $= 12$ cm.
Find the value of the slope height of the pyramid
slope is $cm$ .
Find the value of the area for the four triangular sides
area is $cm ^2$ .
Find the value of the total area for the solid (sides plus base)
total area is $cm ^2$ .