Janet scored 200 and 400 points in the first two rounds in a computer game. michael scores 250 points in the first round. he wants to get the same total score as janet. which of these will him find out how many points he needs to catch up?
a) 200 + 400 + 250 = p
b) 400 - 250 = p
c) (200 + 400) - 250 = p
d) 250 - 200 = p

Aretha wanted to gather data about the cost of local bowling leagues in her area. she plotted the data and determined that the average bowling league costs consist of a one-time registration fee and a monthly fee modeled by the equation y = 15x + 20. identify and interpret the y-intercept in this model. the y-intercept is 20. this is the cost per month. the y-intercept is 20. this is the cost of registration. the y-intercept is 15. this is the cost of registration. the y-intercept is 15. this is the cost per month.

Worth 30 points! in this diagram, both polygons are regular. what is the value, in degrees, of the sum of the measures of angles abc and abd?

Find the amplitude of a sinusoidal function that models this temperature variation