Er Describing Effects of Dimension Change on a Circle
Consider this circle and recall the formulas for
circumference and area:
C=2017
A = 2
The circle is dilated by a scale factor of
3
What can
4
be concluded of the effect on the circle? Check all that
apply.
The new radius is 6 inches.
The new circumference is 12 inches.
The new area is 12 7 in..
The new area is the original area times the square
4
of
3
The new area is the original area times the square
3
of
4
B in