A source book of problems for geometry, based upon industrial design and architectural ornament (1912)
Sykes, Mabel, 1868-, Slaught, H. E. (Herbert Ellsworth), 1861-1937, Lennes, N. J. (Nels Johann), 1874- · Boston, Allyn and Bacon · leaf 22
n. — Use A VNC and NZM to find lengths of NV andUM respectively. 8. Find the area of square constructed on CY as diagonal. Ans. y\ sq. in. Suggestion. — Use the theorem: The bisector of an angle of a tri-angle divides the opposite side into segments proportional to theadjacent sides. SIZES AND… … EXERCISES 1. Find the area of the octagon PQMN etc. 2. Find the ratio of the sides PQ and QM. 13. In Fig. 11 ABCD represents the siz-inch square. E, F, 6, H are the middlepoints of the sides. L and M are the mid-dle points of KF and FN respectively, andthe points are joined to form the figureKLMNO.…
Geometry · Decoration and ornament
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