 | Stoddard A. Felter, Samuel Ashbel Farrand - 1877 - 496 σελίδες
...remainder. 27 — 24 = 3, 3d remainder. 27 X 15 X 9 X 3 = 10935. y 10935 = 104.57 sq. rds. area. RULE. — From half the sum of the three sides subtract each side separately ; then multiply the continued product of these remainders by half the sum of the sides, and extract... | |
 | Alfred Hiley - 1879 - 228 σελίδες
...base by the height, and divide the product by 2. (2) To find the area, when the three sides are given. From half the sum of the three sides, subtract each...Multiply the half sum and the three remainders together, and the square root of the product is the area. Note 1. — To find one dimension, either the base... | |
 | Moffatt and Paige - 1879 - 506 σελίδες
...sides are given. Rule. — Add the three sides together and take half the sum ; from this half sum subtract each side separately ; multiply the half sum and the three remainders together, and take the square root of the last product for the area. If the sides be denoted by a, b, c, and... | |
 | Edward Olney - 1879 - 392 σελίδες
...altitude, or half of either multiplied into the oiher. 446. NOTE. — If the three sides only are given, from half the sum of the three sides subtract each side separately, multiply Hie half sum and these remainders together, and extract the square root of the product. The pupil cannot... | |
 | Edward Olney - 1879 - 404 σελίδες
...either multiplied into the other. 44o. NOTE. — If the three sides only are given, from half the gum of the three sides subtract each side separately, multiply the half sum and these remainders together, and extract the square root of the product. The pupil cannot see why this... | |
 | Samuel Mecutchen - 1880 - 292 σελίδες
...supply the deficiency with ciphers. RULES IN MENSURATI0N. SURFACES. To find the area of a triangle. FROM half the sum of the three sides, subtract each...multiply the half sum and the three remainders together, and the square root of the product will be the area required. NOTE. — When the base and altitude... | |
 | Samuel Mecutchen - 1880 - 262 σελίδες
...supply the deficiency with ciphers. RULES IN MENSURATION. SURFACES. To find the area of a triangle. FROM half the sum of the three sides, subtract each...multiply the half sum and the three remainders together, and the square root of the product will be the area required. NOTE. — When the base and altitude... | |
 | Edward Olney - 1880 - 236 σελίδες
...\ / \^ A f gether, as B and A'. Then the two make 446. NOTE. — If the three sides only are given, from half the sum of the three sides subtract each side separately, multiply the half sum and these remainders together, and extract the square root of the product. The pupil cannot see why this... | |
 | Horatio Nelson Robinson - 1875 - 472 σελίδες
...isosceles triangle whose base is 20 ft., each of its equal sides 15 ft. ? Ans. 111.85 sq. ft. RULE. From half the sum of the three sides subtract each side separately ; multiply the half-sum and the three remainders together ; the square root of the product is the area. 3. How many... | |
 | Thomas Liddell Ainsley - 1880 - 866 σελίδες
...The area of a triangle may, however, be determined from its three sides by the following EULE LXV. From half the sum of the three sides, subtract each side separately ; then multiply the half sum and the three remainders together, and the square root of the latí product... | |
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From half the sum of the three sides subtract each side separately. Multiply the half sum and the three remainders together, and extract the square root of the product. 
