penrose triangle

listen to the pronunciation of penrose triangle
الإنجليزية - الإنجليزية
An optical illusion depicting an impossible solid object made of three straight beams of square cross section which meet pairwise at right angles at the vertices of the triangle they form
penrose triangle

    الواصلة

    penrose tri·an·gle

    التركية النطق

    penrōz trayänggıl

    النطق

    /ˈpenˌrōz ˈtrīˌaɴɢgəl/ /ˈpɛnˌroʊz ˈtraɪˌæŋɡəl/

    علم أصول الكلمات

    () After Roger Penrose (1931-), English mathematician, who popularised it in the 1950s.
المفضلات