Mathematics for Common Schools: Higher arithmeticD.C. Heath, 1893 |
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Página 446
... HEIGHTS AND DISTANCES- PAGE 745 747 749 MENSURATION 755 ELEMENTARY GEOMETRY 755 Exercises in Construction . 757 Problems in Construction . 773 Equal Triangles - Equivalent Triangles 782 Similar Triangles 784 CALCULATION OF HEIGHTS AND ...
... HEIGHTS AND DISTANCES- PAGE 745 747 749 MENSURATION 755 ELEMENTARY GEOMETRY 755 Exercises in Construction . 757 Problems in Construction . 773 Equal Triangles - Equivalent Triangles 782 Similar Triangles 784 CALCULATION OF HEIGHTS AND ...
Página 486
... ft . What is the height of the room ? 20 18 15 18 15 905 3. What will it cost to cover a table 6 ft . long , 24 ft . wide , with baizeyd . wide , at 75 per yd . ? 4. 160 square rods make 1 acre . are there 486 ARITHMETIC .
... ft . What is the height of the room ? 20 18 15 18 15 905 3. What will it cost to cover a table 6 ft . long , 24 ft . wide , with baizeyd . wide , at 75 per yd . ? 4. 160 square rods make 1 acre . are there 486 ARITHMETIC .
Página 517
... height is 6 feet ? 2. Find the value of the above block at 60 per cubic foot , and the cost of polishing its six faces at 60 per square foot . 3. A contractor charged 30 per cubic yard for digging SURFACES AND VOLUMES . 517 SURFACES AND ...
... height is 6 feet ? 2. Find the value of the above block at 60 per cubic foot , and the cost of polishing its six faces at 60 per square foot . 3. A contractor charged 30 per cubic yard for digging SURFACES AND VOLUMES . 517 SURFACES AND ...
Página 553
... height of a steeple that casts a shadow of 300 ft . , if an 8 ft . pole casts a shadow of 12 ft . ? 9. If 18 men mow 90 acres of grass in 5 days , how many acres will 36 men mow in 5 days ? In 10 days ? 10. If 60 yd . carpet & yd . wide ...
... height of a steeple that casts a shadow of 300 ft . , if an 8 ft . pole casts a shadow of 12 ft . ? 9. If 18 men mow 90 acres of grass in 5 days , how many acres will 36 men mow in 5 days ? In 10 days ? 10. If 60 yd . carpet & yd . wide ...
Página 577
... heights are 4 ft . 9 in . , 5 ft . 1 in . , 4 ft . 5 in . , 3 ft . 11 in . , and 4 ft . 4 in . , respectively . What is their average height ? 4. A man had a plot of ground 20 yards REVIEW . 577.
... heights are 4 ft . 9 in . , 5 ft . 1 in . , 4 ft . 5 in . , 3 ft . 11 in . , and 4 ft . 4 in . , respectively . What is their average height ? 4. A man had a plot of ground 20 yards REVIEW . 577.
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Términos y frases comunes
30 days acres altitude angle avoirdupois bank barrel base bill bought bushels carpet circle circumference compound interest cone containing convex surface cube cubic cubic foot decimal diameter discount Divide divisor dollars Draw entire surface equal equilateral triangle Examination Questions feet long feet wide fence Find the amount Find the area Find the cost Find the interest Find the value flour fraction frustum gallons Greatest Common Divisor horses hypotenuse inches wide isosceles triangle June 20 length longitude meters miles months Multiply Oral Problems ounces paid par value payment perpendicular piece pounds principal prism Public Schools pyramid quotient radius ratio receive remainder rhombus right-angled triangle rods second number selling price slant height Slate Exercises Slate Problems sold sphere square pyramid square root square yards subtract troy weight worth
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Página 803 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt.) 4 quarts = 1 gallon (gal...
Página 798 - V9 x 25 sq. ft. = 15 sq. ft. NOTE. — The mean proportional between two numbers is equal to the square root of their product. 13. Find the volume of the frustum of a square pyramid, its upper base containing 64 square inches, and its lower base 196 square inches, its altitude being 18 inches. 1294. Note that the mean proportional between 64 and 196 is 8 x 14, or 112. Since each is multiplied by one-third of the altitude, the operation is shortened by adding together the three areas, 64, 196, and...
Página 720 - MEASURE. 10 millimeters (mm.) = 1 centimeter (cm.) 10 centimeters = 1 decimeter (dm.) 10 decimeters = 1 meter (m.) 10 meters = 1 dekameter (Dm.) 10 dekameters = 1 hektometer (Hm.) 10 Hektometers = 1 kilometer (Km.) 10 kilometers = 1 myriameter (Mm.) 1 meter = 39.37 inches.
Página 789 - Prisms may be either right or oblique. The convex surface of a right prism consists of rectangles. Fig. 1 is a right prism; Fig. 2 is an oblique prism. NOTE. — When a prism is spoken of, a right prism is meant unless the word oblique is used. The altitude of a prism is the perpendicular distance between the bases. AD, BF, or CE is the altitude in Fig.
Página 532 - ... 14 ft. high, deducting for two doors, each 8 ft. by 4 ft., and for three windows, each 7 ft. by 3 ft.
Página 648 - If a horse dealer buys a span of horses at 10 per cent less than their value, and sells them at 10 per cent more than their value, what per cent does he make ? 10.
Página 803 - TROY WEIGHT. 24 grains (gr.) 1 pennyweight (pwt.) 20 pennyweights, 1 ounce (oz.) 12 ounces ... 1 pound (Ib.) Troy weight is used in weighing gold, silver, precious stones, etc. APOTHECARIES