If i'm correct, the answer should be 32,918 because 5+4=9 and thus, 32,518+400=32,918
x+11+3x+19=90
4x+30=90
4x=60
x=15
15+11 = 26
15x3+19 = 64
Ans: B
Hope this helps
13.9
about 14 squares units