GeoGebra Classroom

# Exploring Sign for Trig Functions in Quadrants

This app will help you learn the SIGNS of the quadrants for the basic trig functions. Click on which trig function you want to view. Move point P so that you see the SIGN.

The algebraic sign of sin will always be the sign of which coordinate?

Select all that apply
• A
• B
Check my answer (3)

In which quadrant will sin=y be positive

Select all that apply
• A
• B
• C
• D
Check my answer (3)

In which quadrant will sin=y be negative

Select all that apply
• A
• B
• C
• D
Check my answer (3)

The algebraic sign of cos will always be the sign of which coordinate?

Select all that apply
• A
• B
Check my answer (3)

In which quadrant will cos=x be positive?

Select all that apply
• A
• B
• C
• D
Check my answer (3)

In which quadrant will cos=x be negative ?

Select all that apply
• A
• B
• C
• D
Check my answer (3)

In which quadrant will the algebraic sign of tan=y/x be positive?

In which quadrant will the algebraic sign of tan=y/x be negative?

cosec will have the same sign as which other function?

sec will have the same sign as which other function?

cot will have the same sign as which other function?