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November 15th, 2014, 02:54 AM   #1
Joined: Nov 2014
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Circle and Triangle Problem

Please see the two attachments for the question and answer.

I have solved part a and b.

I do not know how to obtain answers for part c and d.

Could someone give me some help please?
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November 15th, 2014, 04:41 AM   #2
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If arc AP = 1, then $\displaystyle \theta$ = 1 radian
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September 6th, 2015, 01:04 AM   #3
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It's quite easy.
As pi =180°, (pi/pi)=1=180°/3.14=57.3°

Last edited by skipjack; September 6th, 2015 at 01:54 AM.
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