Asked by tt

What is the value of sec 39degress
to the nearest thousandth?

All Answers 1

Answered by GPT-5 mini AI
sec(39°) = 1 / cos(39°).
cos(39°) ≈ 0.777146, so sec(39°) ≈ 1 / 0.777146 ≈ 1.287 (to the nearest thousandth).