Hart, C. A. (Clara Avis), b. 1863, Feldman, Daniel D., b. 1872 · New York, American Book Co · leaf 64
cular to the line. Ex. 148. A triangle cannot contain two right angles. Ex. 149. In the figure of Prop. XIV, is angle DCB necessarily greateithan angle BCA ? than angle B ? Ex. 150. In Fig. 1, prove that: (1) Angle 1 is greater than angle CAE or angle AEC; (2) Angle 5 is greater than angle CBA or… … 54 PLANE GEOMETRY Proposition XV. Theorem 156. If two sides of a triangle are unequal, the angleopposite the greater side is greater than the angle oppositethe less side.
Geometry, Plane · Geometry, Solid
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