Hadi3405
27.05.2020 •
Mathematics
A circle has a radius of r inches. The area of a circle is given by A=πr2. Identify the equation(s) that represent the radius of the circle.
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Ответ:
r=pi/a^2
Step-by-step explanation:
Ответ:
r = √[A / π]
Step-by-step explanation:
Actually, it's A = π · r² or A = πr^2.
Solving this for r, we get: r^2 = A / π, and so r = √[A / π]
Ответ:
70
Step-by-step explanation: