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acres added amount angle average barrel base beginning bought bushels called cent centre circle circumference cloth column common compound contains cost cube cubic dated decimal denominator diameter difference discount distance divided dividend division divisor dollars equal expressed factors feet field figure Find five four fraction gain gallon given Hence horses hour hundred inches interest invested length less measure merchant miles multiplier nine obtained OPERATION paid payment perpendicular piece places pounds quantity quart quotient ratio received Reduce remainder represented result rods root selling seven sides sold square straight line Subtract surface taken tens third thousand triangle units weight whole wide worth write written yards
Σελίδα 312 - 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 188 - 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 178 - CUBIC MEASURE 1728 cubic inches (cu. in.) = 1 cubic foot (cu. ft.) 27 cubic feet = 1 cubic yard (cu. yd.) 128 cubic feet = 1 cord (cd...
Σελίδα 136 - When necessary, reduce the fractions to their least common denominator. Subtract the numerator of the subtrahend, from the numerator of the minuend, and place the difference of the new numerators over the common denominator.
Σελίδα 299 - The circumference of every circle is supposed to be divided into 360 equal parts, called degrees...
Σελίδα 282 - Any point in the perpendicular is equally distant from the extremities of the line.
Σελίδα 328 - If a man walk 3 miles an hour, how many hours will it take him to walk 30 miles ? 17. Bought 4 barrels of flour for 28 dollars ; what was the cost of one barrel ? 18. If I pay 27 cents for 3 pounds of sugar, how much do I pay a pound ? 19. 15 are how many times 3 ? 5 ? 20.
Σελίδα 192 - A Circle is a plane figure bounded by a curved line, called the Circumference, all points of which are equally distant from a point within, called the Centre.