Construct a tangent line from a point outside a given circle to the circle.

2 Lesson(s)

Circle Constructions are the Best!

Geometry » Unit: Circles
Geometry » Unit: Circles
Stephanie Conklin
Saratoga Springs, NY
Environment: Suburban
Big Idea:

This lesson challenges students to complete three constructions, the first of which is a contest to see who can construct a line tangent to a circle through a given point.

Resources (18)
circle constructions are the best image

Constructing Tangents to Circles

Geometry » Unit: Circles
Geometry » Unit: Circles
Anthony Carruthers
Pasadena, CA
Environment: Suburban
Big Idea:

More than just recipes...Constructions are more like proofs, and in this lesson, students will need to understand the reasons why they work.

Resources (11)
Reflections (1)
tangent from outside
Common Core Math
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