4K How to construct an equilateral triangle, video 2024 year

In this 4K UHD 59,94 fps video I showed how to construct an equilateral triangle inside a given circle. Video by time: 00:04 Introduction, shooting date 3 February 2024 year. 00:25 Photo with circle on a white paper in my hands and contrasting sunlight, shooting date 3 February 2024 year. 00:29 First point for equilateral triangle, shooting date 3 February 2024 year. 00:45 Constructing an equilateral triangle, shooting date evening 3 February 2024 year. 01:21 Equilateral triangle, shooting date 10 February 2024 year. 01:27 How to calculate the side length of an equilateral triangle, shooting date 10 February 2024 year. 01:50 Equilateral triangle and equation for the side length, shooting date 3 March 2024 year. 02:12 Photo with equilateral triangle on a white paper in my hands and contrasting sunlight, shooting date 3 March 2024 year. 02:16 My hands, shooting date 3 March 2024 year. 02:20 My name on a black background, my design for the font. All dates msk time. © Pavel