accordinoj to thecharacter of their angles. While the comparativesizes of the three angles of the triangle vary asthe comparative lengths of the sides vary, yet thecombined size of the three angles is always equal totwo right angles, or 180°. Show your pupils thatthis is so. A Right Triangle. — A… … 60 TEACHERS MANUAL. base. tliG other the perpendicular. There is some-thing very curious aboutthis kind of triangle. Ifyou construct a square oneach of its sides, i\hatevermay be their comparativelengths, the square on thelongest side will alwa3S bejust as large as both of theother squares. If, as…
Drawing
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