If a circular swimming pool is 20 yards across, how big would a pool cover have to be to sit exactly over the surface of the water? (Assume 3.14) A.31.4 yds
B.3140 yds
C.314 yds
D.40 yds

Which of the following of the following sets of side lengths could not form a triangle?

The inside wheels of a car traveling on a circular path are rotating half as fast as the outside wheels. the front two wheels are six feet apart. what is the number of feet in the path traced by the inside front wheel in one trip around the circle? express your answer in the form "k \pi", where k is an integer.

Frank owns a $141,000 home, for which he has a 30-year mortgage in the amount of $700 a month. once he has paid off mortgage, how much will he have paid in investment? a. $111,000 b. $109,000 c. $120,000 d. $141,000