Math, asked by madhu985, 10 months ago

find the value of sin420°​

Answers

Answered by Anonymous
26

Step-by-step explanation:

trigonometric functions of 420 degrees? sin420=sin(60+360)=sin60=√32 (1) cos420=cos(60+360)=cos60=12 (2) tan420=(1)(2)=√3. cot420=1√3=√33. sec420=1cos420=2. sin420=1sin420=2√33.

Answered by kingjerry
34

Answer:

sin 420°=sin(360+60)

Step-by-step explanation:

sin 360°=sin 0

therefore,sin 60°=√3÷2

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