A solid plastic ball is a sphere with radius 11 in. How much plastic does it take to make one ball? Use 3.14 for pi.

which of the following sets of data would produce the largest value for an independent-measures t statistic? the two sample means are 10 and 20 with variances of 20 and 25 the two sample means are 10 and 20 with variances of 120 and 125 the two sample means are 10 and 12 with sample variances of 20 and 25 the two sample means are 10 and 12 with variances of 120 and 125

The longer leg of a 30-60-90 trangle is 18

Zahra runs a 500-meter race at a constant speed. which graph shows her distance from the finish line during the race?