A regular decagon A0, A1, A2......A9 is given in the xy plane. Measure of the ∠A0A3A7 in degrees is

Engineering

Mathematics

A Circle

Chord of Contact Chord with given Mid Point and Pair of Tangents

Regular Polygon

Question

A regular decagon A₀, A₁, A₂......A₉is given in the xy plane. Measure of the ∠A₀A₃A₇ in degrees is

108

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angle substended by each sides is 36° at the centre as shown
$θ = \frac{108}{2} = 54^{\circ}$