# SOHCAHTOA

## sin20

What is sina when a=20°? Write the fraction below, then use the diagram to check if your answer is correct.

## sin35

What is sina when a=35°? Write the fraction below, then use the diagram to check if your answer is correct.

## sin45

What is sina when a=45°? Write the fraction below, then use the diagram to check if your answer is correct.

## cos20

What is cosa when a=20°? Write the fraction below, then use the diagram to check if your answer is correct.

## tan20

What is tana when a=20°? Write the fraction below, then use the diagram to check if your answer is correct.

## cos40

What is cosa when a=40°? Write the fraction below, then use the diagram to check if your answer is correct.

## tan40

What is tana when a=40°? Write the fraction below, then use the diagram to check if your answer is correct.

## cos57

What is cosa when a=57°? Write the fraction below, then use the diagram to check if your answer is correct.

## tan57

What is tana when a=57°? Write the fraction below, then use the diagram to check if your answer is correct.