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Question 1 of 2
1. Question
4 point(s)An emblem, as shown in the diagram above, considers a triangle \(ABC\) joined to the sector \(CBD\) of a circle with radius \(4cm\) and centre \(B \). The points \(A, B \) and \(D \) lie on a straight line with \(AB= 5cm\) and \(BD = 4cm\). Angle \(\angle BAC=0.6\) radians and \(AC \) is the longest side of the triangle \(ABC \).
(a) Show that angle \(\angle ABC=1.76\) radians, correct to \({3}\) significant figures. Were you able to show this?
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Question 2 of 2
2. Question
3 point(s)(b) Find the area of the emblem.
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\(A=\) \(cm^2\)
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