You're putting it the wrong way. 2π is equivalent to 360, not equal. Therefor, 2π != 360 while 2π radians = 360 degrees. Radians and degrees are simply different units for the same measurement.
Using the same logic as you do, you could that because 1 m = 39 inches, 1 = 39. That simply isn't the case.
You seem to be a good thinker, kid. Use it, and you're gonna go far!
Edit: Of course, you could use π just as a variable, (Just as you can with x, y, a, b, c or any letter or symbol) and not as 3.14159..., in which case π=180.
2006-08-29 00:53:33
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answer #1
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answered by nitro2k01 3
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As has been stated, the Greek letter pi is a constant, equal to 3.14. However, that doesn't mean that your equation is wrong; however, you need to preserve the units. Writing this as 2π radians = 360 degrees is fine and accurate. Then you simply divide by 2 to get π radians = 180 degrees, which is a conversion factor you will probably use a lot if you do lots of geometry or trigonometry.
2006-08-29 01:02:07
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answer #2
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answered by DavidK93 7
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If 2π=360 degrees then π=180 degrees
if 2π=360 cm then π=180 cm.
So your question isn't complete.
2006-08-29 01:54:26
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answer #3
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answered by iyiogrenci 6
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2π is the double of π, therefore 360° must be doubled too which leads to 180°.
2π = 360°
π = 180°
π/2 = 90°
3π/2 = 270°
Note that it the lefthandside is in Radians.
2006-08-29 01:34:37
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answer #4
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answered by Anonymous
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Given,
2π radians = 360 degrees
Then
π radians = 360/2 degrees
π radians = 180 degrees.
2006-08-29 04:09:14
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answer #5
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answered by ideaquest 7
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There are 2π RADIANS in 360°.
2π is not equal to 360.
π = 3.1415926
If you ask a question, you should at least know what you're asking.
2006-08-29 03:08:16
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answer #6
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answered by Anonymous
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360/2= 180
2006-08-29 01:15:55
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answer #7
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answered by missy 4
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Pi=3.1415 Radian
Pi=180 degree
Pi=200 Gradian
2006-08-29 00:54:06
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answer #8
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answered by paymanns 2
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180
2006-08-29 01:07:30
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answer #9
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answered by gokul r 1
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180
2006-08-29 00:52:07
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answer #10
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answered by Mr. Cool !!! 3
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