0cm
note picture not drawn to scale
the circle above has a radius of 10 cm. what is the area of the circle?
use t = 3.14.
a. 62.8 cm?
• b. 628 cm2
c. 31.4 cm2
d. 314 cm2
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b is the answer that makes most sense

step-by-step explanation:

yes because there is exactly one y value for every x value

for function there can't be more than one value for every x value

angle efh= angle egh