ABC is an equilateral triangle with circumcenter O. What is the ratio of AO+ BO+ CO to the perimeter of the triangle?

How many of the 250 grandparents in the population would you expect to prefer online shopping with merchant a? merchant a: 4 merchant b: 6 merchant c: 2 merchant d: 3 other: 5 none: 5 answer choices: a. about 4 b. about 8 c. about 40 d. about 21

The complement of an angle is one-sixth the measure of the supplement of the angle. what is the measure of the complement angle?

Astraight water slide is 175 feet above ground and is 200 feet long. what is the angle of depression to the bottom of the slide?