Geometry Geometry Math Forum

June 13th, 2017, 07:52 PM   #1
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From: Perth, Australia

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Is there a way to complete the angles of this circle or do we have insufficient information. The line does not pass through the centre of the circle so none of the rules that I've learnt are working.

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 June 13th, 2017, 09:26 PM #2 Math Team     Joined: Jul 2013 From: काठमाडौं, नेपाल Posts: 384 Thanks: 32 Math Focus: Elementary Mathematics In part (b) those angles in the centre are not 90 degrees
June 14th, 2017, 10:23 AM   #3
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Quote:
 Originally Posted by MATHEMATICIAN In part (b) those angles in the centre are not 90 degrees
Of course they are.

June 14th, 2017, 10:39 AM   #4
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Quote:
 Originally Posted by QEDboi Is there a way to complete the angles of this circle or do we have insufficient information. The line does not pass through the centre of the circle so none of the rules that I've learnt are working. Thanks for your help

 June 15th, 2017, 08:21 AM #5 Senior Member     Joined: Feb 2010 Posts: 618 Thanks: 96 There is insufficient information to find angle $\displaystyle f^{\circ}$ in part b.

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