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Ask iit jee aieee pet cbse icse state board experts Expert Question: How to trisect a given angle with out using protractor or scale measurements ?
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rahman_baig (0)

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you can use compass
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elessar_iitkgp (2159)

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I am sure you know how to construct an isosceles triangle if  the apex angle is given. So with the given angle construct an isosceles triangle. Trisect its base geometrically and connect the points to the apex. The given angle will be trisected.

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