A round swimming pool has a circumference of 66 feet. Carlos wants to buy a rope to put across the diameter of the pool. Find the diameter C = πd
= 3.14

3.14 What number should go in the numerator that is blank?

The slope of a line is -1/2 . what is the slope of a line that is parallel to it? a. 1/2 b.2 c. -1/2 d. -2

Researchers were interested in whether relaxation training decreases the number of headaches a person experiences. they randomly assigned 20 participants to a control group or a relaxation training group and noted the change in number of headaches each group reported from the week before training to the week after training. which statistical analysis should be performed to answer the researchers' question?

Which expression shows the sum of the polynomials with like terms grouped together