Graded Work in Arithmetic, Βιβλίο 6American Book Company, 1901 |
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Αποτελέσματα 1 - 5 από τα 16.
Σελίδα 7
... base is 20 rd . and altitude 16 rd . 10. The gain on 25 lb. of tea when bought at 50 ¢ a pound , and sold at $ 3 a pound . 11. If 7 boys earn $ 51 in a day , how much will 5 boys earn in the same time ? In one half of the time ? 12. At ...
... base is 20 rd . and altitude 16 rd . 10. The gain on 25 lb. of tea when bought at 50 ¢ a pound , and sold at $ 3 a pound . 11. If 7 boys earn $ 51 in a day , how much will 5 boys earn in the same time ? In one half of the time ? 12. At ...
Σελίδα 9
... base is 20 rd . and altitude 16 rd . 10. The gain on 25 pound , and sold at $ 3 a 11. If 7 boys earn $ 5 earn in the same time ? 12. At of a cent bought for $ 1 ? lb. of tea when bought at 50 ¢ a pound . in a day , how much will 5 boys ...
... base is 20 rd . and altitude 16 rd . 10. The gain on 25 pound , and sold at $ 3 a 11. If 7 boys earn $ 5 earn in the same time ? 12. At of a cent bought for $ 1 ? lb. of tea when bought at 50 ¢ a pound . in a day , how much will 5 boys ...
Σελίδα 47
... base and altitude . Write a rule for finding the area of a rhomboid . Show 6. Draw a rhombus of any convenient size . Show how it can be changed into a square , keeping the same base and altitude . Write rule for finding the area of a ...
... base and altitude . Write a rule for finding the area of a rhomboid . Show 6. Draw a rhombus of any convenient size . Show how it can be changed into a square , keeping the same base and altitude . Write rule for finding the area of a ...
Σελίδα 48
... base of a rhomboid is 30 ch . and the altitude 25 rd . What is its area ? 6. The diagonal of a trapezium is 60 ft ... base and altitude , to what is the base equal ? The altitude ? 8. The area of a parallelogram whose base is 9 ft . is ...
... base of a rhomboid is 30 ch . and the altitude 25 rd . What is its area ? 6. The diagonal of a trapezium is 60 ft ... base and altitude , to what is the base equal ? The altitude ? 8. The area of a parallelogram whose base is 9 ft . is ...
Σελίδα 51
... base AC = 15 ft .; the altitude BF = 5 } ft . The triangle CDE equals the triangle ABC . B H A 1 E FIG . 1. PENTAGON In the triangle ACE , the base AE - 9 ft .; the alti- tude CG = 141 ft . 2. Find the area of the polygon ABCDEF ( Fig ...
... base AC = 15 ft .; the altitude BF = 5 } ft . The triangle CDE equals the triangle ABC . B H A 1 E FIG . 1. PENTAGON In the triangle ACE , the base AE - 9 ft .; the alti- tude CG = 141 ft . 2. Find the area of the polygon ABCDEF ( Fig ...
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Graded Work in Arithmetic: Second Year; Numbers to 100 (Classic Reprint) S. W. Baird Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2017 |
Graded Work in Arithmetic: Second Year; Numbers to 100 (Classic Reprint) S. W. Baird Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2017 |
Συχνά εμφανιζόμενοι όροι και φράσεις
9 ft acres altitude angle approximate number Avoirdupois barrel board feet board foot bought carpet Change circle circumference contain cord cube cubic feet cubic foot cubic inches cubic yard deducting diameter difference in longitude divided dozen dry measure equal equiangular polygon exact number Find the amount Find the approximate Find the area Find the cost Find the exact Find the gain Find the interest Find the number Find the volume flour fraction gallons integers of lower latitude LESSON lower denominations measure meridian mile MODEL number increased number of board number of bushels number of cubic o'clock A.M. paid piece of land pint pound prism protractor quart radius ratio rectangle regular polygon rhomboid rhombus square inches square yard thick tons trapezium trapezoid triangle Troy Troy pound Troy weight wall weight wide worth
Δημοφιλή αποσπάσματα
Σελίδα 149 - Thirty days hath September, April, June, and November ; All the rest have thirty-one, Except the second month alone, Which has but twenty-eight, in fine, Till leap year gives it twenty-nine.
Σελίδα 145 - A Cord of wood is a pile 8 ft. long, 4 ft. wide, and 4 ft. high ; for 8 x 4 x 4 = 128.
Σελίδα 141 - If 4% bonds to the amount of $8000 face value are bought at 92^%, find the cost of the bonds, and the rate of income on the investment. 12. If 3 men can do a piece of work in 8 days of 10 hours each, how many men will be required to do the same work in 6 days of 8 hours each ? (Solve by proportion.) 13. By selling a horse for $144, a profit of 60 per cent is made; find the cost of the horse.
Σελίδα 46 - What must be the nominal value of 4% bonds that will yield to their owner an annual income of $720 ? 7. A owns $6000 of 5% bonds; B owns $8000 of 4£% bonds. How much greater is the annual income from B's bonds than from A's ? 8. Find the area of a piece of land in the form of a rhomboid, whose base is 32 rods and whose altitude is 15 rods.
Σελίδα 47 - Definitions. Polygons are classed according to the number of their sides: A triangle is a polygon of three sides. A quadrilateral is a polygon of four sides. A pentagon has five sides ; a hexagon, six ; a heptagon, seven ; an octagon, eight ; an enneagon, nine ; a decagon, ten ; a dodecagon, twelve ; etc. . An equilateral polygon is one all of whose sides are equal ; an equiangular polygon, one all of whose angles are equal.
Σελίδα 148 - February 28, in leap year 29. 3. March 31 4. April 30 5. May 31 6. June . 30 7. July 31 8. August 31 9. September 30 10.
Σελίδα 149 - ANGULAR MEASURE. 60 seconds (") = 1 minute ('). 60 minutes = 1 degree (°). 360 degrees = 1 circumference.
Σελίδα 60 - If 5 men can do | of a piece of work in a day, how long will it take one man to do the entire work?
Σελίδα 37 - Such is the effect produced by the unequal heating of the equatorial parts; or, more correctly, such would be the effect were it not greatly modified by the earth's movement of rotation. As the circumference of the earth is, in round numbers, about 24,000 miles, and since it rotates on its axis, from west to east, once in 24 hours, the equatorial parts must have a motion of 1000 miles per hour; this velocity diminishes rapidly toward each pole, where it is reduced to nothing.
Σελίδα 52 - A circle may be regarded as composed of an infinite number of triangles, the sum of whose bases is the circumference of the circle and whose altitude is the radius of the circle.