The diagram shows a right-angled triangle ABC and a sector CBDC of a circle with centre C

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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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Cambridge IGCSE And O Level Additional Mathematics Coursebook

ISBN: 9781108411660

2nd Edition

Authors: Sue Pemberton

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Question Posted: Aug 26, 2021 05:05 AM

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The diagram shows a right-angled triangle ABC and a sector CBDC of a circle with centre C

Question:

B. (1 гad A C- -12 cm D

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

Cambridge IGCSE And O Level Additional Mathematics Coursebook

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