AOB is a sector of a circle, centre O, with radius 9 cm. Angle COD = 0.5
Question:
AOB is a sector of a circle, centre O, with radius 9 cm.
Angle COD = 0.5 radians and angle ODC is a right angle.
OC = 5 cm. Find
a. OD
b. CD
c. The perimeter of the shaded region
d. The area of the shaded region.
Transcribed Image Text:
В 5 cm' 0.5 rad A D 9cm
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Given COD 05 radians and ODC is a right angle OC 5 cm1 Also OC is the hypotenuse in the ODC Now COD 05 radians 286479 degrees 1 radians 572958 degrees ...View the full answer
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Related Book For
Cambridge IGCSE And O Level Additional Mathematics Coursebook
ISBN: 9781108411660
2nd Edition
Authors: Sue Pemberton
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