True or false: tangents

Exercise and reference answers

Questions

1. Statement is true

   Yes

   Statement

   The tangent at any point of a circle is perpendicular to the radius at that point.

2. Statement is true

   Yes

   Statement

   Two tangents drawn from the same external point have equal lengths.

3. Statement is true

   No

   Statement

   A circle can have more than one tangent at a single point on it.

4. Statement is true

   No

   Statement

   A tangent meets the circle at two points.

Instructions

Decide whether each statement about tangents is true or false.

Explanation