Trigonometry help!!!!!!!?

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What is Secant of 30º

and also what is the inverse of secant cosine?

2006-11-05 11:32:55 · 3 answers · asked by Anonymous in Education & Reference ➔ Homework Help

The cos of 30 degrees is sqrt(3)/2. So the secant of
30 degrees is 2/sqrt(3).The reciprocal of sec(x) is cos(x).

2006-11-05 11:48:54 · answer #1 · answered by steiner1745 7 · 0⤊ 0⤋

sec = 1/cos
The inverse of secant is indeed cosine.
Secant of 30 = 1.15

2006-11-05 11:39:22 · answer #2 · answered by msdrosi 3 · 0⤊ 0⤋

I'm pretty sure the secant of 30º is 3 times the square root of 3 all over 3.

2006-11-05 11:35:54 · answer #3 · answered by crazysnicole 1 · 0⤊ 0⤋