A roll of tape has a circumference of 16.2 centimeters. The circumference decreases 2.8 centimeters after you use some of the tape. What is the diameter of the roll after you use the tape? Round your answer to the nearest hundredth, if necessary.

The number of potato chips in a bag is normally distributed with a mean of 71 and a standard deviation of 2. approximately what percent of bags contain between 69 and 73 potato chips? approximately 68% approximately 71% approximately 95% approximately 99.7%

You are making a battery for a science project. you have copper wire for your first electrode. you need to choose a conductor, a second electrode, and a device to plug into your battery. you have already chosen a lemon conductor. complete each statement below about the options that include a lemon conductor.

Scale factor of 2 is used to enlarge a figure as shown below the area of is 18 in.²