International Correspondence Schools · Scranton, Pa. : The Colliery engineer co. · leaf 255
e describedon the hypotenuse is equal tothe sum of the squares de-scribed upon the other twosides. If A B r. Fig. 38, is aright-angled triangle, right. ^^angled at B, then the squaredescribed upon the hypotenuseA C is equal to the sum ofthe squares described upon thesides A B and B- C;… … 1 2 3 4 5 6 7 8 9 10 11 12 13 14 IS 16 17 18 19 20 21 22 23 24 23 Fig. 38 244 GEOMETRY AND TRIGONOMETRY. 150 Example. -If , //? = 3 inches, and PC — ^ inches, what is th«length of the hypotenuse A C? Solution.— 3* = 9; 4* = 1G; adding. 9 + 16 = 25. |/25 = 5. Therefore, A C= 5 inches. Ans. If the…
Railroad engineering
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