An elementary course of practical mathematics, 第 2 部1851 |
多く使われている語句
ABCD acres altitude angular points axes axis base Bisect breadth called centre chains chord of half circular Circumf circumference compasses cone Construct a triangle convex surface cube cubic foot cumference cylinder describe a circle describe arcs diagonal diagram diameter distance divide drawn edge ellipse ends equilateral triangle EXERCISES IN CHAPTER find the Area find the Solid FORMULA frustum given figure given line given Number given Straight Line gonal half the arc hexagonal hypothenuse isosceles triangle length measure Multiply N. V. Sine nearly Nonagon NOTE number of degrees number of sides Oblique parallel ruler parallelogram parallelopiped pendicular perpendicular perpendicular height plane polygon prism PROB PROBLEM VIII Prop PROPOSITION protractor pyramid radii radius rectangle rectangular Rectilineal Figure regular Polygon right cylinder right-angled triangle RULE scale sector segment slant height solid content sphere square pyramid square yards THEOREM three sides vertex zone
人気のある引用
4 ページ - In a Right-angled Triangle, the side opposite the right angle is called the Hypothenuse ; and the other two sides are called the Legs, and sometimes the Base and Perpendicular.
72 ページ - Square Measure 144 square inches = 1 square foot 9 square feet = 1 square yard 30£...
60 ページ - The side of a square is equal to the square root of half the square of its diagonal.
41 ページ - The square described on the hypothenuse of a rightangled triangle is equal to the sum of the squares described on the other two sides.
12 ページ - The diameter of a circle is a straight line passing through the centre and terminated both ways by the circumference...
61 ページ - A ladder 40 feet long may be so placed that it will reach a window 33 feet high on one side of the street, and by turning it over without moving its foot it will reach a window 21 feet high on the other side. Find the breadth of the street.
101 ページ - From three times the diameter of the sphere subtract twice the height of the segment; multiply this remainder by the square of the height and the product by 0.5236.
98 ページ - ADD THE LENGTH OF THE EDGE TO TWICE THE LENGTH OF THE BASE, AND MULTIPLY THE SUM BY £ OF THE PRODUCT OF THE HEIGHT OF THE WEDGE AND THE BREADTH OF THE BASE.
78 ページ - 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.
5 ページ - A pentagon is a polygon of five sides ; a hexagon, of six sides ; a heptagon, of seven ; an octagon, of eight ; a nonagon, of nine ; a decagon, of ten ; an undecagon, of eleven ; and a dodecagon, of twelve sides.