We know that the diameter of the inner circle (d) and the side of a regular octagon (s) are tied by the formula:
d = (1 +√2) × s
The inverse formula is:
s = d / <span>(1 +√2)
Plugging in numbers:
s = 7 (1 + </span>√2)
= 2.9 ft
Therefore the correct answer is A) <span>2.9 feet</span>
Answer:
49
Step-by-step explanation:
add 67 plus 64 and subtract that sum from 180
Answer:
14201.63
Step-by-step explanation:
14187.63
+ 14.50
=14201.63
An accurate estimate is anywhere from 0.06 to 0.07. The exact answer is 0.06921568627.