Answer:
77.25 cm^2
Step-by-step explanation:
Area of a regular octagon :
2a^2(1 + (sqrt2))
where a is the side
substitute 4 in for 'a'
The full answer would be 83.454 but you can just say 83 pounds. Both are right
Answer:
D: Sqrt 13
Step-by-step explanation:
I just did it on edg. 2020
Answer:
14.212 feet
Step-by-step explanation:
Pythagorean Theorem.
sqrt(9^2+11^2) = 14.212