Mathematics, 13.11.2020 01:00, GreenHerbz206

Und 2020 Problem B.4
Pre-Final
You have given an equal sided triangle with side length a. A straight line connects the center
of the bottom side to the border of the triangle with an angle of a. Derive an expression for
the enclosed area A(a) with respect to the angle (see drawing).
A
А A
ernational Youth Math Challenge

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Und 2020 Problem B.4
Pre-Final
You have given an equal sided triangle with side length a....