Match each trigonometric ratio

Exercise and reference answers

Matching pairs

1. Left

   sin A

   Right

   Opposite side over the hypotenuse

2. Left

   cos A

   Right

   Adjacent side over the hypotenuse

3. Left

   tan A

   Right

   Opposite side over the adjacent side

4. Left

   sec A

   Right

   The reciprocal of cos A

Instructions

Tap a ratio on the left, then tap how it is formed.

Explanation