Question

what is the meaning of sin i / sin r = constant

I can't even make heads or tails of it.

Please give an explanation of sin cos and tan too in very easy format so that I can understand.

Tomorrow is my exam so please fast.

I will Mark The Brainliest if properly answered and report if spammed. ​

Answer 1

Answer:

this is a law of refraction of light

Explanation:

seesee firstly understand what is sin what is tan what is cause these are all trigonometric ratios (