First Lessons in Geometry: With Practical Applications in Mensuration, and Artificers' Work and MechanicsA.S. Barnes, 1840 - 252 σελίδες |
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Αποτελέσματα 1 - 5 από τα 24.
Σελίδα xiv
... • To find the specific gravity of fluids Table of specific gravities . 249 250 To find the solidity of a body , when its specific grav- ity is known 251 GEOMETRY . PARTI . SECTION I. DEFINITIONS AND REMARKS . xiv CONTENTS .
... • To find the specific gravity of fluids Table of specific gravities . 249 250 To find the solidity of a body , when its specific grav- ity is known 251 GEOMETRY . PARTI . SECTION I. DEFINITIONS AND REMARKS . xiv CONTENTS .
Σελίδα 71
... known length , as a foot , a yard , a rod , & c . QUEST . - If one side of the base of a parallelopipedon be 4 and the other 3 feet , how many square feet will it contain ? How many cubes of 1 foot each , may be placed on the base ? If ...
... known length , as a foot , a yard , a rod , & c . QUEST . - If one side of the base of a parallelopipedon be 4 and the other 3 feet , how many square feet will it contain ? How many cubes of 1 foot each , may be placed on the base ? If ...
Σελίδα 92
... known , give the rule for finding the length to be taken from the scale ? When the length of a line is given on the paper , how will you find the true length of the line ? Practical Geometry . - Problems . REMARK I. The last 92 ...
... known , give the rule for finding the length to be taken from the scale ? When the length of a line is given on the paper , how will you find the true length of the line ? Practical Geometry . - Problems . REMARK I. The last 92 ...
Σελίδα 97
... known ; for , the chord marked 60 is always equal to the radius of the circle . A scale of chords is generally laid down on the scales which belong to cases of mathemat- ical instruments , and is marked CнO . QUEST . - 11 . Explain the ...
... known ; for , the chord marked 60 is always equal to the radius of the circle . A scale of chords is generally laid down on the scales which belong to cases of mathemat- ical instruments , and is marked CнO . QUEST . - 11 . Explain the ...
Σελίδα 105
... are given , explain the man- ner of finding the third . 25. Explain the manner of describing a triangle when two sides and the included angle are known . Practical Geometry . - Problems . PROBLEM XVI . The PART II . - SECTION I. 105.
... are given , explain the man- ner of finding the third . 25. Explain the manner of describing a triangle when two sides and the included angle are known . Practical Geometry . - Problems . PROBLEM XVI . The PART II . - SECTION I. 105.
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Συχνά εμφανιζόμενοι όροι και φράσεις
12 feet 20 feet acres altitude bisect bounded by Planes breadth called centre of gravity chord circular sector circumfer circumference cone convex surface cubic feet cubic foot cubic inches cylinder decimal diagonals diameter distance divide draw equilateral triangle EXAMPLES Explain the manner feet 6 inches figure find the area find the solidity frustum given angle given line given point gles half hypothenuse intersect line be drawn linear unit lower base manner of inscribing Mensuration of Surfaces multiplied number of square parallel planes parallelogram parallelopipedon pentagon pentagonal pyramid perpendicular Practical Geometry.-Problems PROBLEM pulley pyramid radius rectangle regular polygon regular solids Required the area rhombus right angled triangle Round Bodies RULE scale of equal secant line segment similar polygons similar triangles slant height solid content solid feet Solids bounded specific gravity sphere square feet square yards straight line tangent thickness upper base weight
Δημοφιλή αποσπάσματα
Σελίδα 20 - Every circumference of a. circle, whether the circle be large or small, is supposed to be divided into 360 equal parts called degrees. Each degree is divided into 60 equal parts called minutes, and each minute into 60 equal parts called seconds.
Σελίδα 32 - The area of a rectangle is equal to the product of its base and altitude. Given R a rectangle with base b and altitude a. To prove R = a X b. Proof. Let U be the unit of surface. .R axb U' Then 1x1 But - is the area of R.
Σελίδα 40 - Similar triangles are to each other as the squares described on their homologous sides. Let ABC, DEF be two similar triangles...
Σελίδα 82 - A zone is a portion of the surface of a sphere included between two parallel planes.
Σελίδα 235 - An equilibrium is produced in all the levers, when the weight multiplied by its distance from the fulcrum is equal to the product of the power multiplied by its distance from the fulcrum. That...
Σελίδα 84 - The convex surface of a cylinder is equal to the circumference of its base multiplied by its altitude.
Σελίδα 34 - The area of a triangle is equal to half the product of the base and height.
Σελίδα 35 - If two triangles have two sides and the included angle of the one, equal to two sides and the included angle of the other, each to each, the two triangles will be equal in all their parts." Axiom 1. "Things which are equal to the same thing, are equal to each other.
Σελίδα 20 - For this purpose it is divided into 360 equal parts, called degrees, each degree is divided into 60 equal parts called minutes, and each minute into 60 equal parts called seconds. The degrees, minutes, and seconds, are marked thus, °, ', " ; and 9° 18' 10", are read, 9 degrees, 18 minutes, and 10 seconds.
Σελίδα 83 - The surface of a sphere is equal to the product of its diameter by the circumference of a great circle.