Calculate the area and perimeter​

"you know, playing tennis is healthier than watching a tennis match on television," katya remarked to her couch potato brother. in this sentence, healthier is a/an a. superlative. b. comparative. c. positive form. d. adverb.

How to choose the sign of the radical in the denominator of the formula for the distance from a point to a line.

Create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1.