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Βιβλία Βιβλία 1 - 10 από 91 για To find the Area of a Triangle when the Three Sides are given. Rule. — From half....
" 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. Multiply the half sum and the three remainders together, and extract the square root of the product. "
A Complete Graded Arithmetic: Oral and Written Upon the Inductive Method of ... - Σελίδα 314
των James Bates Thomson - 1882 - 396 σελίδες
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A Treatise on Surveying, Containing the Theory and Practice: To which is ...

John Gummere - 1814 - 346 σελίδες
...side of which is 17.36 chains, and the adjacent angles 37° 30' and 48° 15'? Ans. 6A. 3R. 18P. PROBLE 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 severally ; multiply the half sum and...

A Treatise on Surveying: Containing the Theory and Practice: to which is ...

John Gummere - 1828 - 216 σελίδες
...whiclI is 17.36 chains, and the adjacent angles 37° 30' and.48°15'? Ans. 6 A. 3R. 18 P. PROBLEM V. To find the. area of a triangle when the three sides...half the sum of the three sides subtract each side severally; multiply the half sum and the three remainders continually together, and the square root...

The American Student's Guide: Containing a Compendious System of Theoretical ...

George Alfred - 1834 - 312 σελίδες
...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 are given. RULE. From half the sum of the three sides subtract each side several! y, then multiply the half sum...

The artillerist's manual, and compendium of infantry exercise

Frederick Augustus Griffiths - 1840
...perpendicular height 14 yards. .?i__ =140 Square yards. Area required. To find the Area of a Triangle, whose three Sides are given. From half the sum of the three sides, subtract each side severally ; multiply the half sum, and the three remainders together, and the square root of the product...

First Lessons in Geometry: With Practical Applications in Mensuration, and ...

Charles Davies - 1840 - 252 σελίδες
...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....

Elementary and Practical Arithmetic on the Inductive System, by Analysis and ...

Charles Waterhouse - 1844 - 216 σελίδες
...ft. X 12 ft.=192 ft., Ans. „ 3. To find the area of a triangle. RULE. — If the three sides only are given. — From half the sum of the three sides, subtract each side severally ; multiply these three remainders and the said half sum continually together ; and the square...

Elements of Drawing and Mensuration Applied to the Mechanic Arts: A Book for ...

Charles Davies - 1846 - 240 σελίδες
...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....

The Decorator's assistant

...being l-12thofasq. ft., that is, equal to 12 sq. in. PROBLEM III. To find the area of a triangle, whose three sides are given. From half the sum of the three sides subtract each side severally, then multiply the half sum and the three remainders continually together, and the square...

Higher Arithmetic: Or, The Science and Application of Numbers; Combining the ...

James Bates Thomson - 1847 - 422 σελίδες
...perpendicular height. 390 MENSURATION. [SECT. XIX. 626. To find the area of a triangle, the three sides being given. From half the sum of the three sides subtract each side respectively ; then multiply together half the sum and the three remainders, and extract the square root of Uie product. 9. What...

Higher Arithmetic: Or, The Science and Application of Numbers; Combining the ...

James Bates Thomson - 1847 - 422 σελίδες
...the altitude or perpendicular height. (>2(». To find the area of a triangle, the three sides being given. From half the sum of the three sides subtract each side respectively ; then multiply together half the sum and the three remainders, and extract the square root of the product. 9. What...




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