help with trigonometry!?

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what are the three ways to measure an angle or get it.
i know radians and degrees, whats the third?

2007-08-28 04:21:32 · 3 answers · asked by delux191jnz 2 in Science & Mathematics ➔ Mathematics

Gradians. There are 400 gradians in a circle...but no one ever bothers with those anymore. It was an older system more applicable for slide rules.

2007-08-28 04:29:05 · answer #1 · answered by Mathsorcerer 7 · 0⤊ 0⤋

Gradians (400 to a circle). Useless for math, but they're on most scientific calculators because engineers use them (I think).

2007-08-28 04:28:14 · answer #2 · answered by Anonymous · 0⤊ 0⤋

same thing i know

2007-08-28 04:31:27 · answer #3 · answered by fatima b 4 · 0⤊ 0⤋