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Past Papers’ Solutions | Cambridge International Examinations (CIE) | AS & A level | Mathematics 9709 | Pure Mathematics 1 (P1-9709/01) | Year 2005 | Oct-Nov | (P1-9709/01) | Q#2

Hits: 88 Question In the diagram, OAB and OCD are radii of a circle, centre O and radius 16 cm. Angle radians. AC and BD are arcs of circles, centre O and radii 10 cm and 16 cm respectively. i.       In the case where , find the area of the shaded region.    ii.       Find the value of  for which the […]

Past Papers’ Solutions | Cambridge International Examinations (CIE) | AS & A level | Mathematics 9709 | Pure Mathematics 1 (P1-9709/01) | Year 2005 | May-Jun | (P1-9709/01) | Q#8

Hits: 158 Question In the diagram, ABC is a semicircle, centre O and radius 9 cm. The line BD is perpendicular to the diameter AC and angle AOB = 2.4 radians. i.       Show that BD = 6.08 cm, correct to 3 significant figures.    ii.       Find the perimeter of the shaded region.   iii.       Find the area of the shaded region. Solution i. […]