Hart, C. A. (Clara Avis), b. 1863, Feldman, Daniel D., b. 1872 · New York, American Book Co · leaf 189
le similar to agiven triangle. _ Ex. 664. Draw a triangle ABC. Estimate the lengths of its sides.Draw a second triangle DEF similar to ABC andhaving DE equal to two thirds of AB, ComputeDF and EF. Ex. 665. Any two altitudes of a triangle are toeach other inversely as the sides to which they… … Ex. 667. If CA Is found to be 64 feet; DF, 16 feet; ED, 10 feet;what is the height of the tree? Ex. 668. To find the distance acrossa river from ^ to 5, a point C was locatedso that BC was perpendicular to AB atB, CD was then measured off 100 feetin length and perpendicular to BC at C.The line of…
Geometry, Plane · Geometry, Solid
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