Question

bro I promise if someone reports this for no reason or send a malware link that i can scan ima hack u

Answer 1

"hack you" lol answer is 22in

Explanation:

the base of the pyramid is 100in^2

so the rest of the surface area is 440

formula for a triangle area is A=1/2bh

1 of the triangles is 110 440/4

110=1/2*10*h

110=5*h

h=22