The diagram shows a right-angled triangle ABC and a sector CBDC of a circle with centre C
Question:
The diagram shows a right-angled triangle ABC and a sector CBDC of a circle with centre C and radius 12 cm. Angle ACB = 1 radian and ACD is a straight-line.
a. Show that the length of AB is approximately 10.1 cm.
b. Find the perimeter of the shaded region.
c. Find the area of the shaded region.
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Step by Step Answer:
To solve this problem well go step by step for each part a Finding the length of AB In a rightangled triangle the sides are related to the angle as fo...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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