Which ratios are positive

Exercise and reference answers

Items

1. Item

   First quadrant

   Category

   All positive

2. Item

   Zero to ninety

   Category

   All positive

3. Item

   Second quadrant

   Category

   Sine only

4. Item

   Ninety to 180

   Category

   Sine only

5. Item

   Third quadrant

   Category

   Tangent only

6. Item

   Fourth quadrant

   Category

   Cosine only

Categories

1. Item

   All positive

2. Item

   Sine only

3. Item

   Tangent only

4. Item

   Cosine only

Instructions

Tap each quadrant into what stays positive there.

Explanation