Answer:
to find the area of a polygon
formula: area = 1/2 x perimeter x apothem
Step-by-step explanation:
Here is what it means: Perimeter = the sum of the lengths of all the sides. Apothem = a segment that joins the polygon's center to the midpoint of any side that is perpendicular to that side.
first 1
4th one
i think sorry if its wrong
the correct answer should be:
1. 0.56
2. 0.31
7
It is a pattern where you add 3 each time