Hart, C. A. (Clara Avis), b. 1863, Feldman, Daniel D., b. 1872 · New York, American Book Co · leaf 363
ss of each: (a) TJte lateral edges of a regular jjyramid are equal, (b) The lateral edges of a frustum of a regidar pyramid are equal. (c) The lateral faces of a regular pyramid are equal isoscelestriangles. (d) TJie lateral faces of a frustum of a regular pyramid areequal isosceles trapezoids. 352…
Geometry, Plane · Geometry, Solid
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