Right triangle inscribed in a circle

Right triangle inscribed in a circle

Image description Additional data Bibliography Download image https://tactileimages.org/wp-content/uploads/2021/04/5.-Cluj_Matematica_6_Triunghi-dreptunghic-inscris-in-cerc_2_MariaB.png

Acute triangle

Image description Additional data Bibliography Download image
Circle – inscribed angle, center angle

Circle – inscribed angle, center angle

Image description Additional data Bibliography Download image https://tactileimages.org/wp-content/uploads/2021/04/5.-Cluj_Matematica_5_Cercul-unghi-inscris-unghi-la-centru_MariaB.png