Which trigonometric ratios are negative for the angles: `315^@`

Which trigonometric ratios are negative for the angles: -210^(@)

Which trigonometric ratios are negative for the angles: (-(5 pi)/(6))^(c)

Trigonometric ratios are same for same angle

Which of trigonometric ratios are positive for the angles, (i) 210^(@) (ii) -405^(@)

Which trigonometric ratios are positive for the following angles ( i ) 210^(@) (ii) -135^(@) (iii) ((2 pi)/(3))^(c)

Trigonometric Ratios and examples

Trigonometric ratios for 45^(@)

Trigonometric Ratio and Questions

Trigonometric Ratios And Identities

Find trigonometric ratios of angle A in terms of angle A/3?