Answer:
745.12
Step-by-step explanation:
30 x 30 = 900 which is the sign if it were a square
then you subtract the four corner pieces
900 - 4((8.8 x 8.8))
900 - 2(77.44)
900 - 154.88
= 745.12
882 in^2
y=3/4x
you need a d/protector to do this