Question

circle+circle=0. , circle*square+square=12 ,
circle*square- triangle*circle=circle,
triangle=?​

Answer 1

Radius: The distance from the center of the circle to its outer rim.

Chord: A line segment whose endpoints are on a circle.

Diameter: A chord that passes through the center of the circle. ...

Secant: A line that intersects a circle in two points.