So we have a warm up which turned into hw. it was find the pattern in the triangles and now we have to do the sides. it's a function thing. basically,

n | # of sides
1 = 3
2 = 9
3 = 18
4 = 30
5 = 45

, i dont understand it at all

the answer is 288..

hope this

no because after the troops were pulled many blacks were killed by hangings lynchings and other cruel ways which in a way interrupted the reconstruction of the south and differed from the way abraham lincoln had an idea of reconstruction