1. Answer : Blue
When folded into a rectangular prism with green on top, pink color becomes the sides of the prism and blue will be in the front and back of the figure.
2. Option 3
Supplementary angles are the angles that is equal to 180 degrees
Sum of angles in option 3 makes 180 degree
140 + 40 = 180 degrees
3. Answer : (1/2, 3)
A line has endpoints G(2, 1) and H(-1, 5)
To find midpoint we use midpoint formula
x1 = 2, y1= 1 , x2= -1 and y2= 5
Plug in all the values