Step-by-step explanation:
area of a circle=πr²
=42.29m²
42.29m²=πr²
then find for r, multiply it by two to obtain the diameter of the circle
Distance between points
D=

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points are (5, 4) and (−3, −1)
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D=√(-1-4)^2+(-3-5)^2
D=√25+64
D=√89
D=9.433 units
Answer:
12=12
Step-by-step explanation: