If you have several different sized pizzas, you can compare their areas. So the area of a pizza is the length of the crust (circumference) divided by two times the distance from the edge to the middle (radius). Mathematicians use a special number called pi to calculate the circumference of a circle.
Answer:
not sure but I think it is no lines of symmetry.
Step-by-step explanation:
the background with trees when folded together don't line up. they aren't similar.
It would be B: a set of points that extends infinitely in two directions
#1 is 2 X 10 to the 4th power
#2 is America because America has 20,000 a year and UK has 10,000 a year. The difference between them is 10,000 kilograms a year