Question

If sin theta = 4/5 then cos theta = ?​

Answer 1

Answer:

8/9 is the cos theta if 4/5 is sin theta

Answer 2

Answer:

1. If sin θ = 8/17, find other trigonometric ratios of <θ. ... Then cos θ = AB/AC = 9/ 41. Let AB = 9k and AC ... Again, when sin θ = 4/5, cos θ = 12/25 × 5/4 = 3/5.

Step-by-step explanation:

nark me as brianlist