Answer: the line across the circle is the diameter, you find diameter by multpyling radius by two
Step-by-step explanation:
Answer:
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Step-by-step explanation:
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Just returning the favor.
Answer:
7pi or ≈21.98 cm²
Step-by-step explanation:
The area of the shaded and non shaded in the circle is pir^2 so pi3^2 so 9pi
the area of the 2 smaller circles is pi1^2*2 so 2pi
9pi-2pi=
7pi cm² =
7pi≈21.98 cm² (with pi as 3.14)