Circles bingo

Exercise and reference answers

Clues and terms

1. Clue

   Touches at one point.

   Item

   Tangent

2. Clue

   Cuts at two points.

   Item

   Secant

3. Clue

   Where tangent meets circle.

   Item

   Contact

4. Clue

   Perpendicular to tangent.

   Item

   Radius

5. Clue

   Line along that radius.

   Item

   Normal

6. Clue

   Tangents from outside.

   Item

   Two

7. Clue

   Tangents from inside.

   Item

   Zero

8. Clue

   Lengths from one point.

   Item

   Equal

9. Clue

   Triangle the pair forms.

   Item

   Isosceles

Instructions

Read each clue and tap the term it describes.

Explanation