 | Eugene L. Dubbs - 1901 - 462 sider
...given. RULE. Multiply the base by the altitude, and take half the product. 2d. When the three sides are given. RULE. 1. From half the sum of the three sides subtract each side separately. 2. Multiply together the half sum and the three remainders, and extract the square root of the product. 1. The... | |
 | 1901 - 548 sider
...-r; „»" it a triangle are given, its area is ' ' found by the following rule: FIG. 8. Rule. — From half the sum of the three sides, subtract each side separately; find the continued product of the half sum of the sides and the three remainders; the square root of... | |
 | Samuel Wesley Baird - 1901 - 388 sider
...-*- 16) x 2 = 12 ft., altitude 675. To find the area of a triangle when its three sides are given, from half the sum of the three sides subtract each side separately. Find the product of the half sum and the three remainders. The square root of the product will be the... | |
 | Joseph Ray - 1903 - 366 sider
...is one half the area of a parallelogram having the same base and altitude. 2d. When the three sides are given : Rule. — 1. From half the sum of the three sides subtract each side separately. 2. Find the product of the half -sum and the three remainders, and extract the square root of this product.... | |
 | George Edward Davis - 1904 - 560 sider
...be measured. (a) Multiply the base by the perpendicular height, and divide the product by two. (b) From half the sum of the three sides, subtract each side separately, then multiply the half sum by the three remainders consecutively. The square root of this product is... | |
 | 1906 - 576 sider
...to the base.) The area may also be found if the lengths of the three sides of a triangle be given. From half the sum of the three sides, subtract each side separately ; multiply the half sum and the three remainders together, and the square root of the product will... | |
 | Joseph Gregory Horner - 1906 - 572 sider
...to the base.) The area may also be found if the lengths of the three sides of a triangle be given. From half the sum of the three sides, subtract each side separately ; multiply the half sum and the three remainders together, and the square root of the product will... | |
 | International Correspondence Schools - 1906 - 634 sider
...To find the area of a triangle from the lengths of its three sides, apply the following: Rule. — From half the sum of the three sides subtract each side separately; multiply together the half sum and the three remainders and extract the square root of the product.... | |
 | Stephen Christie - 1908 - 272 sider
...divide by given dimension. Rule to find area of triangle when dimensions of three sides are given : 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.... | |
 | 1908 - 560 sider
...Scale, 10 chains to 1 inch. xvy.-? The area of the resulting triangle may be found as follows : — 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 will be the... | |
| |
RULE. from half the sum of the three sides, subtract each side separately; multiply the half sum and the three remainders together, and the square root of the product will be the area required. 
