Answer:
20 feet
Step-by-step explanation:
s= side
P= 4s
I our case, s is 4, so 4*5 is 20.
Hence,
P=20
Hope this helps!
chord CD is 11
just add 2 and 9
inside diameter = 11/2 - 3/16 = 85/16 or 5.3125 inches
Topic: fractions
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360
You can solve this by doing 18 times 20 is 360: and then dividing 360 by 18, results in 20.
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