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anonymous
 5 years ago
Somebody Please Help Me
A large gazebo is shaped like a regular octagon. it has sides of length 12 feet and an area of about 696 ft^2. Find the area of a similar gazebo that has a perimeter of 64 feet.
a) 309.3 ft^2
b) 130.5ft^2
c)261ft^2
d) 116ft^2
e) 1566ft^2
anonymous
 5 years ago
Somebody Please Help Me A large gazebo is shaped like a regular octagon. it has sides of length 12 feet and an area of about 696 ft^2. Find the area of a similar gazebo that has a perimeter of 64 feet. a) 309.3 ft^2 b) 130.5ft^2 c)261ft^2 d) 116ft^2 e) 1566ft^2

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amistre64
 5 years ago
Best ResponseYou've already chosen the best response.0an octagon has 8 sides, so...64/8 = 8 feet for each side.

amistre64
 5 years ago
Best ResponseYou've already chosen the best response.0each section consists of triangle with a base of 8 and a 45degree angle...

amistre64
 5 years ago
Best ResponseYou've already chosen the best response.0and 2 other angles at 67.5 degrees....

amistre64
 5 years ago
Best ResponseYou've already chosen the best response.0dunno yet, I havent worked it out that far :)

amistre64
 5 years ago
Best ResponseYou've already chosen the best response.0if we use the law of sines; then h= 4sin(67.5)/sin(22.5)...

amistre64
 5 years ago
Best ResponseYou've already chosen the best response.0calculator says h = 9.65685 Area = about 309.019 ? is that an option?
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