A hand book of general instruction for mechanics, containing useful rules and memoranda for practical men (1907)
Smith, Franklin Elijah, 1872- · New York, D. Van Nostrand company · leaf 238
6 square feet, or it may be done by adding togetherthe area of the triangle, A, E, C, and the area of theparallelogram, A, E, B, K. rpi *!.*■ 1 2 X ^ 6 24 X 42 KiXA Ihus the triangle = , or = 504 square inches. And the parallelogram = 4 X 42 = 168 square inches144 square inches == 1 square foot •… … Fig. 41 226 A HAND BOOK FOR MECHANICS ^-2 = 10i Am. Example. What is the area of a sheet of metal ofthe following shape and dimensions. (Fig. 42.) Answer:88.3575 square inches.
Mechanics · Arithmetic · Measurement
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