14. A reetilinear or right lined angle is thatwhose sides are right lines, as a b c. 15. A curvilinear angle is that whose sidesare curves, as b. … 16. A mixtilinear angle is that which is com-posed of a right line and a curve, as c. 17. A right angle is that which is formed byone line being perpendicular to another, as (To be continued. THE DECORATOR S ASSISTANT, Mr. D. R. Hay, who has done so much for theadvancement of the decorative art,…
Design · Decoration and ornament · Art
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![An illustration from The American archaeologist [serial] (1898)](https://img.insideoutlibrary.com/img/200/ia-americanarchaeol02colu-30-32.webp)