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Question 1 of 3
1. Question
3 point(s)The diagram above shows a logo \(ABD \).
The logo is formed from triangle \(ABC \). The midpoint of \(AC\) is \(D\) and \(BC=AD=DC=6cm\).
\(\angle BCA= 0.4\) radians. The curve \(BD\) is an arc of a circle with centre \(C\) and radius \(6cm\).
(a) Write down the length of the arc \(BD \).
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\(L_{BD} =\) \(cm\)
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Question 2 of 3
2. Question
2 point(s)(b) Find the length of \(AB \).
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\(AB =\) \(cm\)
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Question 3 of 3
3. Question
4 point(s)(c) Write down the perimeter of logo \(ABD \), giving your answer to \(3\) significant figures.
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\(P_{ABD} =\) \(cm\)
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