The Young Geometrician's Companion: Being A New and Comprehensive Course of Practical Geometry ... Containing. An easy introduction to decimal arithmetic .... Such definitions, axioms, problems, theorems, and characters, as necessarily lead to the knowledge of this science. Planometry, or the mensuration of superficies. Stereometry, ot he mensuration of solids. The sections of a cone .... The Platonic bodies ... To which is added a collection of problems shewing that lines and angles may be divided in infinitum; that superficies and solids may be so cut as to appear considerably augmented; and, that the famous problem of Archimedes, of moving the earth, is capable of an easy and accurate demonstration, Τόμος 6S. Crowder, 1787 - 240 σελίδες |
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Σελίδα iii
... first Pages about Lines and Angles , he found fuch furprizing Pleasure in a Week or two's Time in the Advances he daily made , that at last he became one of the greatest Geometricians of his Age . • pany every Rule , let not that be any ...
... first Pages about Lines and Angles , he found fuch furprizing Pleasure in a Week or two's Time in the Advances he daily made , that at last he became one of the greatest Geometricians of his Age . • pany every Rule , let not that be any ...
Σελίδα iv
... first Principles of this moft excellent and ufeful Science ; which , we flatter ourselves , he may eafily , and in a short Time , accom- plifh , by a careful Perufal of the following Work . ( v ) And , as moft Solutions in Geometry And ...
... first Principles of this moft excellent and ufeful Science ; which , we flatter ourselves , he may eafily , and in a short Time , accom- plifh , by a careful Perufal of the following Work . ( v ) And , as moft Solutions in Geometry And ...
Σελίδα 2
... first , thus .866 ; but where every two or three Figures repeat , make a Dafh acrofs the first and last , thus.Bof ; the reft may at prefent be omitted . Motation of Decimals . AS in Common Arithmetic whole Numbers Mota- 2 DECIMAL ...
... first , thus .866 ; but where every two or three Figures repeat , make a Dafh acrofs the first and last , thus.Bof ; the reft may at prefent be omitted . Motation of Decimals . AS in Common Arithmetic whole Numbers Mota- 2 DECIMAL ...
Σελίδα 3
... first Figure in the Decimals is fo many tenth Parts of the Unit or whole Number , as the Figure itself denotes : The Second is fo many hundredth Parts : The third so many thousandth Parts . Thus .2 is , or two tenth Parts ; 23 is 23 ...
... first Figure in the Decimals is fo many tenth Parts of the Unit or whole Number , as the Figure itself denotes : The Second is fo many hundredth Parts : The third so many thousandth Parts . Thus .2 is , or two tenth Parts ; 23 is 23 ...
Σελίδα 19
... first Figure 7 being doubled is 14 ; the Second being 8 , reckon 1 more for 5 , which makes 15 Shillings ; the remaining 3 above 5 added as fo many Tens to the 2 in the third Place is 32 ; which leffened by 1 , because more than 24 ...
... first Figure 7 being doubled is 14 ; the Second being 8 , reckon 1 more for 5 , which makes 15 Shillings ; the remaining 3 above 5 added as fo many Tens to the 2 in the third Place is 32 ; which leffened by 1 , because more than 24 ...
Συχνά εμφανιζόμενοι όροι και φράσεις
12 Inches alfo Anſwer Archimedes Axis Bafe Baſe becauſe Breadth called Center Chord Circle Circum Circumference Compaffes Cone confequently confifts Conftruction Conic Sections Conoid Crample Cube Root Cyphers defcribe the Arch Diameter A B Dimenfions Diſtance divide Dividend Divifor draw the Line Ellipfis Example faid fame Feet fet one Foot Figure find the Area find the Length find the Solidity Firft firſt fome fought Fruftum fubtract fuch Geometrical give the Solidity given Line given Number half Hexaëdron Hyperbola Icofaëdron Inches interfecting itſelf laft Product Laftly laſt Latus Rectum lefs Let ABCD Line A B Line given Magic Squares Mean Proportional meaſure multiplied muſt Operation Parabola Parallelogram Platonic Solids Point Problem Pyramid Quotient Refolvend Rhombus Right Angle Rule Segment Solid Content Solidity required Sphere Spheroid Square Root Stereometry Superficial Content Suppofe Theorem theſe thofe thoſe Tranfverfe Diameter Trapezium Triangle uſeful Vertex Vulgar Fraction whole Number whoſe
Δημοφιλή αποσπάσματα
Σελίδα 95 - To divide a given straight line into two parts, so that the rectangle contained by the whole, and one of the parts, shall be equal to the square of the other part. Let AB be the given straight line; it is required to divide it into two parts, so that the rectangle contained by the whole, and one of the parts, shall be equal to thcsquare of the other part.
Σελίδα 181 - Rule: To twice the square of the middle diameter, add the square of the diameter of...
Σελίδα 33 - Multiply the two given numbers together, and extract the square root of the product, which root will be the mean proportional sought. EXAMPLES. (1) What is the mean proportional between 4 and 9 ? (2) What is the mean proportional between 16 and 36?
Σελίδα 149 - For the surface of a segment or frustum, multiply the whole circumference of the sphere by the height of the part required.
Σελίδα 120 - As 7 is to 22, so is the diameter to the circumference. Or as 113 is to 355, so is the diameter to the circumference. • Or as 1 is to 3.1416, so is the diameter to the circumferenc".
Σελίδα 138 - This error, though it. is b«! small, when the depth and breadth are pretty near equal, yet if the difference...
Σελίδα 175 - To find the solidity of a spheroid. — Multiply the square of the revolving axe by the fixed axe, and this product again by -5236, and it will give the solidity required.
Σελίδα 213 - DF'E. Hence the entire area of the (!i GP cycloid is equal to three times the area of the generating circle.
Σελίδα 133 - To find the side of a square equal in area to any given superfices.
Σελίδα 28 - Divifion, write the anfwer in the Quotient, and alfo on the right hand of the Divifor...