For triangle Δ ABC
Sine Law is
Here
- A, B, C are vertices of Δ ABC
- a is side opposite to A i.e. BC
- b is side opposite to B i.e. AC
- c is side opposite to C i.e. AB
Let’s look at its proof
![Law of Sine (Sine Law) - Part 3](https://d1avenlh0i1xmr.cloudfront.net/80cea243-8b75-404f-85d8-79ac8e56c0ae/slide2.jpg)
![Law of Sine (Sine Law) - Part 4](https://d1avenlh0i1xmr.cloudfront.net/89e794b8-ced7-487a-8917-56d3423374e6/slide3.jpg)
![Law of Sine (Sine Law) - Part 5](https://d1avenlh0i1xmr.cloudfront.net/a2544752-29c8-4d95-9693-808b177b9d9c/slide4.jpg)
![Law of Sine (Sine Law) - Part 6](https://d1avenlh0i1xmr.cloudfront.net/119c5d0c-02cc-41cb-9210-6e0fc74752d3/slide5.jpg)
Sine and Cosine Formula
Sine and Cosine Formula
Last updated at April 16, 2024 by Teachoo
For triangle Δ ABC
Sine Law is
Here
Let’s look at its proof
For triangle ABC Sine Law is Here A, B, C are vertices of ABC a is side opposite to A i.e. BC b is side opposite to B i.e. AC c is side opposite to C i.e. AB Let s look at its proof