Math, asked by abhimanyu1422, 2 months ago

sin20sin40sin60sin80=3/16

Answers

Answered by vinitsarnaik04

0

Answer:

what should we have to find??

Answered by aditya876881

1

Step-by-step explanation:

sin20. sin 40. sin60. sin80

=> sin60[sin20.sin40.sin80]

=>√3/2[sin20.sin(60-20).sin(60+20)]

=>√3/2[sin 3(20)/4]

=>√3/2[sin 60/4]

=>√3/2[√3/2*4]

=>√3/2*√3/8

=3/16

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