Showing posts from September, 2019Show all
Circle Theorems
The sum of the two opposite angles of a quadrilateral inscribed in a circle is two right angles.
The sum of the two opposite angles of a quadrilateral inscribed in a circle is two ri…
Circle Theorems
If two angles of a quadrilateral are supplementary, the four vertices are concyclic.
If two angles of a quadrilateral are supplementary, the four vertices are concyclic.�…
