Answer:
Step-by-step explanation:
d = c/pi
so d = 62.8/pi
d = 62.8/pi or appr 19.99in
r = d/2
so r = 62.8/2pi or 31.4/pi appr 19.99/2

so

then

so
a = approximately 313.84
answer is rowan
Answer:
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Step-by-step explanation:
The first one is b. The second one is d. Sorry if I’m wrong :(
(7x6x5)/(1x2x3)=35. 35 groups :)
Co-terminal angle = 456 - 360 = 96 degrees