A geometry problem by พันดารา ธุวจิตต์

Geometry Level 3

Three circles of the same size fit in an equilateral triangle with side length of 2 cm, find the radius of each of these circles.

sin ⁡ 6 0 ∘ + sin ⁡ 3 0 ∘ \sin60^\circ+ \sin30^\circ sin ⁡ 6 0 ∘ \sin60^\circ sin ⁡ 3 0 ∘ \sin30^\circ sin ⁡ 6 0 ∘ − sin ⁡ 3 0 ∘ \sin60^\circ- \sin30^\circ

พันดารา ธุวจิตต์ by พันดารา ธุวจิตต์ , 56, Thailand

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