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External and internal tangents to unequal circles

To construct an internal or external tangent to two unequal circles you need to follow special geometric constructions. These constructions are explained in detail in the video below.

internal and external tangents to unequal circles

The worksheets linked below provide designs that include the external and internal construction of a tangents to unequal circles.

Download the starter sheet (circles touching outside) in PDF version (A4)

Download the starter sheet (circles touching inside) in PDF version (A4)