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What is the tangent line to a circle?

Objectives

Students will:

  1. Identify the tangent of a circle.
  2. Construct a tangent line from a point outside of a circle using tools such as compass, straightedge and software.
  3. Examine the properties of tangent lines.
  4. Solve problems involving the tangent of a circle.

Skills Needed

Students must be able to:

  1. Solve problems using the Pythagorean Theoerm.
  2. Solve linear equations.