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:


I think the answer is 96.
Answer:
<h2><u><em>
the circumference of a circle is defined as:</em></u></h2><h2><u><em>
</em></u></h2><h2><u><em>
c = pi*diameter</em></u></h2><h2><u><em>
</em></u></h2><h2><u><em>
if we have x segments of length y, then we can fit:</em></u></h2><h2><u><em>
</em></u></h2><h2><u><em>
c/y = z</em></u></h2><h2><u><em>
</em></u></h2><h2><u><em>
we can fit z segments of size y on the circumference c</em></u></h2><h2><u><em>
</em></u></h2>
<u><em></em></u>
Answer:
Perimeter: 2(x+3) + 2(x+2)
Step-by-step explanation: