Answer:
the correct answer is isosceles
3bags=2 boxes
divide both sides by 2
1 and 1/2bags=2 boxes
1 and 1/2 is between 1 and 2
between 1 and 2 bags
(8,5) is the correct answer
Area of the figure=area of the square - area of the rectangle 1 - area of the rectangle 2.
Area of the square=side x side=12 * 12 =144
Area of the rectangle 1=8 *5=40
Area of the rectangle 2=5 * (12-8)= 5 * 4=20
Area of the figure=144 - 40 -20=84
Answer : 84