tem planus. Angulus planus , inquit EucHdes , eft dua-rum linearum in plano fe mutuo tangencium, & non in diretlumiacentium mutua inclinatio: folidus vero angulus eft, qui pluri-busquam duobus angulis planis continetur, qui non eodem funcplano,&:ad vnumconftituunturpunftum. Ideoautemhanc… … Anguli finitto.
Egyptian language
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![An illustration from Ioannis Pierii Valeriani Bellvnesis Hieroglyphica, sive De sacris Aegypticrvm aliarumq[ue] gentium literis, commentariorum libri LVIII cum duobus alijs ab eruditissimo viro annexis. Accesserunt loco auctarij, Hieroglyphicorum collectanea, ex veteribus & recentioribus auctoribus descripta, & in sex libros digesta. Horapollinis item hieroglyphicorum libri duo, ex postrema Dauidis Hoeschelij correctione. Praetereà eiusdem Pierij declamatiuncula Pro barbis sacerdotum, & reliqua opuscula siue Poemata omnia (1614)](https://img.insideoutlibrary.com/img/200/ia-ioannispieriival14vale-818-454.webp)
![An illustration from Divina proportione : opera a tutti glingegni perspicaci e curiosi necessaria oue ciascun studioso di philosophia: prospettiua pictura sculptura: architectura: musica: e altre mathematice: suavissima: sotile: e admirabile doctrina consequira: e delecterassi: co[n] varie questione de secretissima scientia (1509)](https://img.insideoutlibrary.com/img/200/ia-divinaproportion00paci-206-412.webp)
