A, because
rectangle- at least 1 angle should be 90 degrees.
square- all angles and sides should have the same measures.
quadrilateral- its any shape with 4 sides.
parallelogram-both pairs of opposite sides parallel and congruent.
rhombus-diagonals are perpendicular which means the angle of the perpendicular lines would be 90 degrees.
Answer: 8x2y2−15x2y+xy2+5y
Step-by-step explanation: option B or D i cant really see the screen, sorry
Let x be the number of 15cents increase in price.
Revenue per month = (10,000 - 500x) × ($0.95 + $0.15x)
= $9500 + $1500x - $475x - $75x
= $9500 + $950x
Hope this helps! :)