Science / Circle Facts

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Can you name the Circle Facts?

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Score 0/15 Timer 10:00
The area of a circle is given as pi times this value squared
The diameter of a circle times pi
A line segment whose endpoints both lie on a circle
The longest chord of a circle
A line segment drawn perpendicular to a chord
Any connected part of a circle's circumference
A region bounded by two radii and an arc lying between the radii
The line extension of a chord
A circle that passes through all of the vertices of a polygon
The center of the above circle
A region bounded by a chord and an arc lying between the chord's endpoints
The equation of a circle in Cartesian coordinates is an extension of this famous theorem
The region in a plane bounded by a circle
A straight line that touches a circle at a single point
The circle centered at the origin with a radius of 1

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