A polygon always has an equal amount of sides and angles :)
Answer:
12.56 mm²
Step-by-step explanation:

Plug the given values into the area equation

Therefore, the area of the circle is 12.56 mm².
I hope this helps!
the probability would be 100% if your smart
Step-by-step explanation:
ok so think of this if you have 10 marbles but it never said anything about getting rid of marbles ,you can get rid of four marbles.
?????????????????????/ us a calculator to add up all the nub.
Answer:
Step-by-step explanation:
(21²+10²)½ = 23.25= 23.3