find the value of sin 195 degree
Answers
Answered by
1
Answer:
HOPE YOU UNDERSTAND
Step-by-step explanation:
sin 195°
=sin(180°+15°)
= -sin15°
= -sin (45°–30°)
=-(sin45°.cos30°-cos45°.sin30°)
=-[(1/√2).(√3/2)-(1/√2).(1/2)]
= -(√3–1)/2√2
= (1-√3)/2√2. Answer.
Similar questions