Mathematics for IGCSE & O level - Circle Theorems (Section 1 - No. 1)
In a circle, if two chords are equidistant from the center, what can be said about the length of those chords?
They are equal.
The chord closer to the center is longer.
They are not related in length.
The chords are perpendicular.
Giải thích
Equal chords are equidistant, therefore if equidistant, they are equal.