Name the similar triangles. triangles CBA and FED with angle D congruent to angle A and angle F congruent to angle C

ΔABC ~ ΔDEF
ΔABC ~ ΔEFD
ΔABC ~ ΔDFE
ΔABC ~ ΔFED

Given a(-12,5) and b(12,29) find the point that divides the line segment ab three-eighths of the way from a to b

Which graph represents the solution set for the given system of inequalities? x+2y< 3 x+y> 4 3x-2y> 4

Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.