Finding area of square inscribed in a circle

"pie" is for eating.
"pi" is for math.

What do you know of the diagonal of a square? How does that diagonal relate to the circle?
 
cleocj1000 said:
A square is inscribed in a circle with area \(\displaystyle 9 \pi\). What is the area of the square?
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The area of a circle in \(\displaystyle \pi r^2\).
If a square is inscribed in a circle then then any diagonal of that square is a diameter of the circle.
One half the length of a diameter is the radius of the circle,
What can you do with that? Please post The results,
 
tkhunny said:
"pie" is for eating.
"pi" is for math.

What do you know of the diagonal of a square? How does that diagonal relate to the circle?
Click to expand...
This reminds me of when I was studying algebra where we had a notation for rings without an identity. We called it rng.
 
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