Olivia attempted to construct a circle circumscribed about a triangle, but the circle only passed through one of the three vertices of the triangle. what logically could have gone wrong? a. the compass involuntarily changed the radius setting when drawing circle. b. only 2 perpendicular bisectors were constructed instead of 3. c. the altitudes were constructed incorrectly. d. the lines representing the angle bisectors were not extended enough.

Which of the following parabolas opens down?

Type the correct answer in each box. use numerals instead of words. the average number of subscribers to an online magazine each year from 2010 to 2015 is given in the table below. the average number of subscribers to the online magazine in 2010 was the percent increase in the average number of subscribers in 2011 to the average number of subscribers in 2012 was %. the maximum average number of subscribers to the online magazine in the years shown was

Interpret the following expression (5y^2-7)^3/(2y)^2