Question

Use a calculator to find the following. Round your answer to four places past the decimal point. sec 45° 46'

Answer 1

1.327

Explanation:

To find the value of sec (45° 46'), we first need to convert the angle to decimal degrees.

(45⁰,46') = 45⁰ + (46/60)⁰ = 45.7667⁰

Now using the calculator,

sec(45.7667⁰) = 1.327

Note to Remember

sec(a) = 1/cos(a)