Answer:
1.=700
2.=500
3.=54
4.=87
5.40
6.60
Step-by-step explanation:
The length of BC is 9cm
The length of DA is 45cm
AB = 10. 6/9=x/15. 90÷9=10
7+5= 12 ones. Or one ten and 2 ones. They made 12.
Given Parameters
height 12 ft
base diameter 8ft Therefore, the radius r =4ft
use the value 3.14 for pie
The formula

The final answer