The regular octagon in the ceiling of this cathedral has a radius of 10.5 feet and a perimeter of 64 feet.

2 answers:

4 0

Answer:

first blank: 9.7

second blank: 310.4

serg [7]3 years ago

3 0

Answer:

9.7 feet and 310.4 square feet

Step-by-step explanation:

i did edg

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