Question

If tan thita = 4/3, find the value of 1-sin thita / 1+sin thita

Answer 1

we know that
side square + side square = hypotenuse square
so,here hypotenuse square=4*4+3*3=25
then hypotenuse=5
then sin thita = 4/5
then according to the question
(1-4/5)/(1+4/5)=0.11111111111111