Use the formula for the area of a circle (A - 18") to find the area of the bull's eye and the next ring together.
20
5
1
12
18
6
4
13
11
100 mm
12 mm
10 9
8
180 mm
16
19
2 13
3
17
O A. 31,400 mm
B. 22,686,5 mm2
C. 314 mm2
D. 452.39 mm2

Can someone me out here number 4 plz

He weights of 2-pound bags of best dog food are approximately normally distributed with a given mean  and standard deviation  according to the empirical rule, what percentage of the bags will have weights within 3 standard deviations of the mean? 47.5%68%95%99.7%

Item 1 solve for s. s+24=90 −114 −66 66 114