A museum exhibit hall is the shape of a regular octagon. The distance between any two parallel walls is 30 feet. What is the perimeter of the exhibit hall, rounded to the nearest foot? A 80FT
B 84FT
C 99FT
D 105 FT

Idon't know the answer

Benefiting gif hebr hen ben bb i don’t know if you want me or not but i’m just

First step is to get rid of the square root. remember that a square root is the same as raising to the (1/2) power. see below: multiply exponents per exponent rules to get: remember you subtract exponents from the denominator and add exponents in the numerator so: simplify further: so a is the correct choice. if you don't understand this google exponent rules and it will you understand. look at the image results.