A ,\ B\ a n d\ C are three points on a...

`A ,\ B\ a n d\ C` are three points on a circle such that the angles subtended by the chords `A B\ a n d\ A C` at the centre `O` are `90^0a n d\ 110^0,\ ` respectively. Determine `/_B A Cdot`

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In Figure, A ,\ B ,\ C are three points on a circle such that the angles subtended by the chords A B\ a n d\ A C at the centre O are 80^0\ a n d\ 120^0 respectively. Determine /_B A C and the degree measure of arc B P C

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If A ,\ B ,\ C are three points on a circle with centre O such that /_A O B=90^0 and /_B O C=120^0, then /_A B C= (a) 60^0 (b) 75^0 (c) 90^0 (d) 135^0

If A\ a n d\ B are two points on a circle such that m\ ( hat A B)=260^0dot A possible value for the angle subtended by arc B A at a point on the circle is (a) 100^0 (b) 75^0 (c) 50^0 (d) 25^0

A B\ a n d\ C D are diameters of a circle with centre Odot If /_O B D=50^0, find /_A O C

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In /_\ A B C ,\ D ,\ E\ a n d\ F are, respectively, the mid-points of B C ,\ C A\ a n d\ A B . If the lengths of side A B ,\ B C\ a n d\ C A are 7cm, 8cm, and 9cm, respectively, find the perimeter of /_\ D E F.

RD SHARMA ENGLISH-CIRCLE -All Questions

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