Introduction to lineal drawing and mensurationDepository of the British and Foreign School Society, 1847 - 48 sider |
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Side 32
... ( See EUCLID , Book I. Prop . xli . ) MENSURATION . Prob . I. To find the area of a square . Rule . Multiply the length of one side by itself . The result is the required area . Example . A square table has a side of 6 APPENDIX .
... ( See EUCLID , Book I. Prop . xli . ) MENSURATION . Prob . I. To find the area of a square . Rule . Multiply the length of one side by itself . The result is the required area . Example . A square table has a side of 6 APPENDIX .
Side 33
... Rule . Extract the square root of the area . The result is the required side . Example . A court yard contains 1296 feet : required the length of its side . Here 1296 feet 36 feet . Ans . Prob . III . To find the area of a parallelogram ...
... Rule . Extract the square root of the area . The result is the required side . Example . A court yard contains 1296 feet : required the length of its side . Here 1296 feet 36 feet . Ans . Prob . III . To find the area of a parallelogram ...
Side 34
... Rule . Divide the area by the given side . The result is the required side . Example . A marble slab 8 feet long , was found to con- tain a surface of 5760 inches : required its width . Here 5760 by 96 inches 60 inches , or 5 feet . Ans ...
... Rule . Divide the area by the given side . The result is the required side . Example . A marble slab 8 feet long , was found to con- tain a surface of 5760 inches : required its width . Here 5760 by 96 inches 60 inches , or 5 feet . Ans ...
Side 35
... Rule . Add the square of one side to the square of the other , the square root of which sum is the required hypo- thenuse . Example . A rectangular room 20 feet by 15 feet was divided by a diagonal partition : required the length of the ...
... Rule . Add the square of one side to the square of the other , the square root of which sum is the required hypo- thenuse . Example . A rectangular room 20 feet by 15 feet was divided by a diagonal partition : required the length of the ...
Side 36
... Rule 1. Add the three sides , and take half the sum . 2. From the half sum subtract each side successively . 3. Multiply the half sum with the three remainders . 4. Take the square root . Example . A churchyard of a triangular form was ...
... Rule 1. Add the three sides , and take half the sum . 2. From the half sum subtract each side successively . 3. Multiply the half sum with the three remainders . 4. Take the square root . Example . A churchyard of a triangular form was ...
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Introduction to Lineal Drawing and Mensuration Henry Pickton Ingen forhåndsvisning tilgjengelig - 2009 |
Vanlige uttrykk og setninger
12 inches long 15 feet 9 inch accuracy acute angle Add diagonals Appendix architrave base black board Book Borough Road called cavetto centre chalk cima recta cornice course cultivation curved lines decagon DEFINITIONS diameter Divide door Draw a 12 Draw a rectangle Draw an ellipse Draw two curves duodecagon Enclose entablature EUCLID Example extremities facia feet 6 inches fillet find the area find the solid frieze geometrical Heptagon horizontal line Illustrate on black inch circle inch lines inch sides introduction king post lineal drawing Look round MENSURATION minutes model drawing muntin nonagon oblique line ovolo panels Parallel curve pencil perpendicular height Point polygon Prob Prop proportion pupils purlines quadrant quadrilateral figure rails rectangle 12 inches required area required the area required the solid rhombus right angle right lines roof round the room Rule schools solid contents SUCCEEDING LESSONS teacher tie beam torus trapezium Tuscan column undecagon
Populære avsnitt
Side 40 - To find the solidity of a cone. RULE. Multiply the area of the base by the perpendicular height, and ^ of the product will be the solidity.
Side 40 - To find the solidity of a cylinder. RULE. — Multiply the area of the base by the altitude, and the product will be the solidity.
Side 16 - A Segment is any part of a circle bounded by an arc and its chord. 51. A Semicircle is half the circle, or a segment cut off by a diameter. The half circumference is sometimes called the Semicircle. 52. A...
Side 16 - Hexagon, of six sides; a Heptagon, seven; an Octagon, eight; a Nonagon, nine ; a Decagon, ten ; an Undecagon, eleven ; and a Dodecagon, twelve sides.
Side 35 - Triangles on the same base, and between the same parallels, are equal.
Side 35 - Any two angles of a triangle are together less than two right angles.
Side 37 - To find the area of a trapezium. RULE. — Divide the trapezium into two triangles by a diagonal, and then find the areas of these triangles ; their sum will be the area of the trapezium.
Side 14 - ... foursided figure with all its sides equal, and all its angles right angles.
Side 38 - Ibs. 7 oz. to ounces. 2. The proportion of the diameter of a circle to its circumference is very nearly 113 to 355; find the circumference of a circle whose diameter is 1 32 feet.
Side 36 - I 8.78 .|- yards breadth of the walk. PROBLEM II. To find the area of a rhombus or rhomboid. RULE. — Multiply the length of the base by the perpendicular height. 6. The base of a rhombus being 12 feet, and its height 8 feet. Required the area. Ans. 96 feet. PROBLEM III.