Question

if cos2 theta equal to 4 by 5 then sin square theta equal to? ​

Answer 1

The value of sin2 teta is 3/5

Step-by-step explanation:

cos2 teta is 4/5 = b^2/h^2 and then use formulae p=root h^2 - b^2 then you p will come and you can put value in sin2 teta = p/h = 3/5

Answer 2

I hope this will help you