. When aword will save from a prolonged stupid effort, giveit. All effort is not of equal value. When a wordwill deprive of mental discipline, and of the pleasureof unaided conquest, then withhold the word. … COVERING SURFACE. 103 Triangles, Alternately Empty and Filled, for CoveringSurface. Directions. — Draw an equilateral triancrle, nhr^. Halveeach of its sides. Through thepoints of division draw linesparallel with the sides of thetriangle. By the aid of theselines construct other triangles,and parts…
Drawing
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