Answer:
Option C.
Step-by-step explanation:
Option C. A parabola is a set of all points that are the same distance from a point called focus and a line called vertex.
This is the answer for the rate of change. (0,80) (5,40)
When working with polygons the main properties which are important are:
The Number of sides of the shape
The Angels between the sides of the shape
and
The Length of the sides of the shape.
2 and 1/4 = 9/4
4 and 1/12 = 49/12
3 and 2/3 = 11/3
Perimeter = 9/4 + 49/12 + 11/3
= 27/12 + 49/12 + 44/3
= 120/12
= 10inches