Ticknor's Mensuration, Or, Square and Triangle: Being a Practical and Concise System of Geometry and Mensuration : Adapted to the Use of Schools and Academies in the American Republic
B. Bannan, 1849 - 144 σελίδες
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12 feet 18 inches 20 feet 9 inches acres altitude angle arch base body breadth bricks bushels called centre cents chains chord circle circular circumference common cone contain convex surface cube cubic feet cubic inches cylinder decimal depth describe diagonal diameter difference distance divide draw equal fall feet 6 inches feet in length figure find the area find the solidity foot frustum gallons give given line greater half height inches inscribed length less measure miles multiply parallel perches perpendicular piece plane poles pounds PROBLEM pyramid quotient radius rectangle Reduce remainder Required the area right angles ring rods rule RULE.—Divide RULE.—Multiply School seconds segment side solid feet space sphere square feet square root square yards straight line superficial thickness third timber triangle wall whole width yards
Σελίδα 13 - ... and to the remainder bring down the next period for a dividend. 3. Place the double of the root already found, on the left hand of the dividend for a divisor. 4. Seek how often the divisor is contained...
Σελίδα 28 - To draw a straight line through a given point parallel to a given straight line. Let A be the given point, and BC the given straight line ; it is required to draw a straight line through the point A, parallel to the straight hue BC. In BC take any point D, and join AD; and at the point A, in the straight line AD, make (I.
Σελίδα 63 - To find the circumference of a circle when the diameter is given, or the diameter when the circumference is given. RULE. — Multiply the diameter by 3.1416...
Σελίδα 29 - BD the two triangles ABD, BDC, have all the sides of the one equal to the corresponding...
Σελίδα 32 - The square described on the hypothenuse of a right-angled triangle is equivalent to the sum of the squares described on the other two sides.
Σελίδα 68 - From eight times the chord of half the arc, subtract the chord of the whole arc, and divide the remainder by 3, and the quotient will be the length of the arc, nearly.
Σελίδα 22 - If equals be added to equals, the sums will be equal. 3. If equals be taken from equals, the remainders will be equal. 4. If equals be added to unequals, the sums will be unequal.
Σελίδα 89 - To find the solidity of a sphere or globe.. RULE.* "... Multiply the cube of the diameter by .5236, and the product will be the solidity.