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acres altitude amount angle apothem barrel bought bushels called centre circle circumference common fraction compound interest contains cube root cubic cubic foot decimal point denominator diameter digits discount divided dividend divisor dollars equal expressed factors feet figure Find the cost Find the number Find the products Find the value flour four frustum gain gallon given number Hence horses hour hundredths improper fraction inches integral number invested least common multiple length longitude measure merchant miles minuend mixed number multiplicand Multiply paid parallelogram payment perpendicular polygon pounds quantity quart quotient rate per cent ratio rectangle Reduce regular polygon remainder rods selling sides slant height sold square root straight line Subtract subtrahend surface tens thousand thousandths triangle units weight wheat whole number wide worth yards
Page 310 - 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.
Page 186 - 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.
Page 176 - 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...
Page 134 - 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.
Page 297 - The circumference of every circle is supposed to be divided into 360 equal parts, called degrees...
Page 280 - Any point in the perpendicular is equally distant from the extremities of the line.
Page 326 - 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.
Page 190 - 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.