8. is 16
10. is 5
11. is 10
1) 78.5/pi = 25
radius = 5
The one 5 digits away from that coordinate is (2,-1)
2) This question is area, not perimeter. The width and length has to be added by 4 because of 2 feet on both sides.
9*10 = 90 - 30 = 60
3) 25pi according to pythagorean theorem.
Answer:
12780
Step-by-step explanation:
Answer:
19280000
Step-by-step explanation:
Answer:
x= y+9/4
Step-by-step explanation: