A circular flower bed is 23 m in diameter and has a circular sidewalk around it 3 m wide. Find the area of the sidewalk in square meters.

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.

Human body temperatures have a mean of 98.20° f and a standard deviation of 0.62°. sally's temperature can be described by z = 1.4. what is her temperature? round your answer to the nearest hundredth. 99.07°f 97.33°f 99.60°f 100.45°f

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m