Question

if tan theta=-4/3,then sin theta is

Answer 1

Answer:

4/5

Explanation:

tan θ = -4/3

1 + (tan θ)^2 = (sec θ)^2

1 + 16/9 = 25/9 = (sec θ)^2

sec θ = 5/3

cos θ = 3/5

sin θ = √(1-9/5) = 4/5