the circumference of a circle is a (pi) units, and the area of the circle is b (pi) square units. If a=b, what is the radius of the circle

How about if its 2 hundred 12 tens 6 ones

An independent-measures research study uses a total of 18 participants to compare two treatment conditions. If the results are used to construct a 90% confidence interval for the population mean difference, then the t values will be ±1.746.

Solve 5 (5x-6) = 67.5

Jessie brought 3 t shirts for $6 each. And 4 t shirts for $5 each. What expression can you use to describe what Jessie bought?

11712 divided by 5.28

Subtract. - 7 - 12 a. - 19 b. - 5 c. 5 d. 19

Alex usually runs for 21 hours a week training for a marathon. if he is unable to run for 3 days describe how to find out how many hours of training time he looses and write the appropriate integer to describe how it affects his time.

Mr. Schwartz has been hired to paint a row of 7 houses. Each house must be painted red, blue, or green. However, to make it aesthetically pleasing, he doesn't want any three consecutive houses to be the same color.

Which of the following sets of numbers could be the side lengths of a right triangle? A. 5, 12, 13 B. 5, 5, 9 C. 14, 14, 14 D. 2, 3, 5

Jill had the following scores on quizzes. what is the mean score for Jill's quizzes? round to the nearest hundredth and show your work. 1 quiz: 1 3 quizzes: 2 4 quizzes: 3 4 quizzes: 4 1 quiz: 5