Answer:
a. (0.1,0.4)
Step-by-step explanation:
Answer:
The area of the nonagon is 270cm²
Step-by-step explanation:
The area of a regular polygon is given by

where 'a' is the apothem and 'p' is the perimeter.
The apothem is a=6cm.
The perimeter is p=9×10=90cm.
We substitute the apothem and the perimeter to get:


Answer:

Step-by-step explanation:
2/3 = 0.6 repeating
3/7 = 0.42857
The equation would be 6x+x=63. Not sure how the models play out, but good luck
Pi feet squared (I hope I helped!)