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TANGENTIAL CIRCLES Tangent circles. In geometry, tangent circles (also known as kissing circles) are circles in a common plane that intersect in a single point. There are two types of tangency: in...

To construct an internal tangent to two equal circles. 1. O and C are center 25 mm of radius = 25 mm. 2. OC = 80 mm 3. Bisect OC at A. 4. Bisect OA at B. 5. With B as centre draw a semicircl...

Irregular polygon Regular pentagon Regular octagon Regular nonagon MAY OCCURE SAME SIDE ANGLES NOT THE SAME SAME SIZE DIFFERENT LENGTH Regular hexagon Regular heptagon

An irregular polygon A regular pentagon A regular hexagon A regular heptagon A regular octagon A regular nonagon Irregular polygons at least 4 sides and four angles. Usually different sides leng...

Radius. Diameter, Arc, Sector, Quadrant, Concentric circle, Eccentric circle, Tangent, External tangent, Cyclic quadrilateral. Find the centre of the circle. Draw a concentric circle. Draw an eccent...