Answer:

Step-by-step explanation:
Area = pi*r^2
Area = pi*9^2
Area = 
Answer:
literally at this point i think its (D)
Step-by-step explanation:
Answer:
54 as a percentage of 216% is 116.64.
Step-by-step explanation:
100% of 54 is 54 so 54 x 2 would be 108. We have solved 200% of it now for the 16%. The percentage of 54 of 16% would be 8.64. Now add up all we have learned.
108 + 8.64 = 116.64
Answer:
tip = $23.55
Step-by-step explanation:
156.98 x 0.15 = 23.55