Answer:
11.25pi units² or 35.3 units² (3 sf)
Step-by-step explanation:
½×r²×theta
½ × 5² × 0.9pi
11.25pi units²
Or, 35.3 units² (3 sf)
7 pounds.
3.60 for 3 pounds
1.20 per pound.
8.40/1.20 = 7 pounds
x>1