find the reference angle for the given angle. 69[]?

1 ⤊

find the reference angle for the given angle. 69[]?

1. 111[]
2. 159[]
3. 21[]
4. 69[]

2007-10-11 12:41:24 · 2 answers · asked by dilljam1977 1 in Science & Mathematics ➔ Mathematics

2 answers

It's still 69 degrees. The reference angle for any 1st quadrant angle is the angle itself.

2007-10-11 12:44:05 · answer #1 · answered by jenh42002 7 · 1⤊ 0⤋

69 degrees
The reference angle for any angle in the first quadrant is the given angle. For any other angle, it is the acute version of the angle.
http://www.analyzemath.com/Calculators/Reference_Cal.html

2007-10-11 12:47:33 · answer #2 · answered by Anonymous · 0⤊ 0⤋