Match each trig ratio to its definition in a right triangle.

Exercise and reference answers

Matching pairs

1. A

   sin θ

   B

   opposite / hypotenuse

2. A

   cos θ

   B

   adjacent / hypotenuse

3. A

   tan θ

   B

   opposite / adjacent

4. A

   cosec θ

   B

   hypotenuse / opposite

Instructions

Pair the ratio with its formula in a right triangle.

Explanation