arcs sectors chords etc pastpaper prob
hey can anyone help pls 
a chord PQ subtends an angle of 36 at the circumference of a circle of radius 6cm and centre O. CALCULATE THE AREA OF 1) minor sector POQ
2) TRIANGLE POQ 3) segment cut off by chord PQ.
thanks in advance
a chord PQ subtends an angle of 36 at the circumference of a circle of radius 6cm and centre O. CALCULATE THE AREA OF 1) minor sector POQ
2) TRIANGLE POQ 3) segment cut off by chord PQ.
thanks in advance
Original post by silverose
Original post by silverose
hey can anyone help pls
a chord PQ subtends an angle of 36 at the circumference of a circle of radius 6cm and centre O. CALCULATE THE AREA OF 1) minor sector POQ
2) TRIANGLE POQ 3) segment cut off by chord PQ.
thanks in advance
a chord PQ subtends an angle of 36 at the circumference of a circle of radius 6cm and centre O. CALCULATE THE AREA OF 1) minor sector POQ
2) TRIANGLE POQ 3) segment cut off by chord PQ.
thanks in advance
Is this C2 or GCSE Maths?
In radians or in degrees?
EDIT: <POQ is apparently 36 degrees.
This should help:
(edited 13 years ago)
Original post by silverose
Original post by silverose
itss gcse and its in degrees
thx anyway
thx anyway
Then your formula would be:
2nd question - use the sine rule
3rd question - area of sector SUBTRACT area of triangle (so answer 1 minus answer 2)
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