With the help of a ruler and a compass it is not possible to construct an angle of
A
37.5∘
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B
40∘
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C
22.5∘
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D
67.5∘
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Solution
The correct option is B40∘ With the help of a ruler and a compass, we can construct the angles, 90∘,60∘,45∘,22.5∘,30∘ etc. and its bisector of an angle. So, it is not possible to construct an angle of 40∘.