Bill and abhasra are selling pies for a school fundraiser. customers can buy blueberry pies and black berry pies. bill sold 12 blueberry pies and 9 blackberry pies for a total of $324. abhasra sold 6 blueberry pies and 12 blackberry pies for a total of $312. what is the cost each of one blueberry pie and one blackberry pie?

In the figure below, ∠dec ≅ ∠dce, ∠b ≅ ∠f, and segment df is congruent to segment bd. point c is the point of intersection between segment ag and segment bd, while point e is the point of intersection between segment ag and segment df. the figure shows a polygon comprised of three triangles, abc, dec, and gfe. prove δabc ≅ δgfe.

Lin is writing an equation to model the proportional relationship between y, the total cost in dollars of downloading videos from a website, and x, the number of videos downloaded. she knows that the total cost to download 3 videos was $12. her work to find the equation is shown below. joylin’s work step 1 k= 3/12= 0.25 step 2 y= 0.25x where did joylin make her first error?

X^2/100+y^2/25=1 the length of the major axis is: a)5 b)10 c)20