 | Anthony Nesbit, W. Little - 1822 - 916 halaman
...2150.42 =; 2.758, the area in malt bushels ; then 2.758 X 42.3 = 1 1 6.66S4, the content in malt bushels. PROBLEM V. To find the area of a triangle, when the three sidet are given. EXAM. 3. Here 114+ 112 + gg _ 162, half the sum of the sides; then 168 - H4 = 48,... | |
 | Anthony Nesbit - 1824 - 476 halaman
...rood ? Ans. £6 4*. 7 \d. , PROBLEM V. To find the area of a triangle, the three sides only of which are given. RULE. From half the sum of the three sides subtract each side severally ; multiply the half sum and the three remainders continually together; and the square... | |
 | William Kinne - 1829 - 246 halaman
...the corner a true right-angle. RULE 2. — To find the area of any triangle when the three sides only are given, RULE. — From half the sum of the three sides' subtract each side severally ; multiply these three remainders and the said half sum continually together; then the... | |
 | George Alfred - 1834 - 336 halaman
...the perpendicular CD Э6 ; what is the area in acres, &c. ? ADS. 14 acres 2 roods 32 poks PROBLEM 7. To find the area of a triangle when the three sides...From half the sum of the three sides subtract each side several! y, then multiply the half sum and the three remainders continually together, and the... | |
 | Charles Davies - 1840 - 264 halaman
...triangle whose base is 72,7 yards, and altitude 36,5 yards 1 Ans. 1326,775 sq. yds. PROBLEM III. 10. To find the area of a triangle when the three sides are known. RULE. 1st. Add the three sides together and take half their sum. Mensuration of Surt'acfs. 2nd.... | |
 | William Watson (of Beverley.) - 1845 - 188 halaman
...diagonal measuring 2 chains. Ans. 3a. Or. 18p. PROBLEM 3. — To find the area of a triangle, when three sides are given. RULE. From half the sum of the three sides, subtract each side severally, multiply the lialf sum, and the three • These, and the following, should be laid... | |
 | Charles Davies - 1846 - 254 halaman
...triangular field whose base is 15.48 chains, and altitude 9.67 chains? Ans. 7 A. 1 R. 38 P. 27. How do you find the area of a triangle when the three sides are given? 1st. Add the three sides together and take half their sum. 2d. From this half sum take each side separately.... | |
 | Anthony Nesbit - 1847 - 492 halaman
...= 120°. ..9.93753 1 25 Log. 4.332 ....... ..0.63664 4 1.328 _40 AKP 13.120 Am. 4 1 13 PROBLEM III. To find the Area of a Triangle when the three Sides are given. From the half sum of the three sides subtract each side separately, add together the logarithms of... | |
 | P. O'Shaughnessy (Civil engineer) - 1848 - 110 halaman
...triangle whose three sides measure 20. 41, 24. 16, and 30. 12 chains. Ans. 24* 2r OP. Second Limma to find the area of a triangle when the three sides are given. Square the sum of any two sides, take the square of the third side from it ; take the diffc. of the... | |
 | John Ainslie - 1849 - 586 halaman
...and contained angle, or two angles and adjacent side of triangles, are given to find the area. 1 . To find the area of a triangle when the three sides are given. Rule. — Add the three sides, and take half the sum. From the half sum subtract each side successively,... | |
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To find the Area of a Triangle when the Three Sides are given. Rule. — From half the sum of the three sides subtract each side separately. 
