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1. If A+B+C=180 prove that. cosA/sinBsinC + cosB/sinCsinA + cosC/sinAsinB =2 HELP PLEASE ​
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1. If A+B+C=180

prove that.
cosA/sinBsinC + cosB/sinCsinA + cosC/sinAsinB =2
HELP PLEASE ​

User Bogdan Koliesnik
by
8.1k points

1 Answer

7 votes

Explanation:

Hey there!

Look explanation in picture.

Hope it helps....

1. If A+B+C=180 prove that. cosA/sinBsinC + cosB/sinCsinA + cosC/sinAsinB =2 HELP-example-1
1. If A+B+C=180 prove that. cosA/sinBsinC + cosB/sinCsinA + cosC/sinAsinB =2 HELP-example-2
User Griffin
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