Junior High School Mathematics: Book One, Volume 1D.C. Heath & Company, 1921 |
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Page 35
... sides of the field . If the side of the field is 348 ft . , how much shorter is the distance in a straight line from one corner to the opposite one than the distance between these two points along two sides of the field ? 23. Many ...
... sides of the field . If the side of the field is 348 ft . , how much shorter is the distance in a straight line from one corner to the opposite one than the distance between these two points along two sides of the field ? 23. Many ...
Page 113
... side . ( Can often be obtained at 10 ¢ stores . Not needed until later . ) f . Later , or at once , if the teacher desires , compasses . ( The lessons of the text are so arranged that compasses are not needed until the work on page 176 ...
... side . ( Can often be obtained at 10 ¢ stores . Not needed until later . ) f . Later , or at once , if the teacher desires , compasses . ( The lessons of the text are so arranged that compasses are not needed until the work on page 176 ...
Page 116
... side it , without measuring , draw a vertical segment RS which you think is equal to MN . After you have done your best , compare the segments you have drawn by one or more of the means suggested in Example 2. Continue until you have a ...
... side it , without measuring , draw a vertical segment RS which you think is equal to MN . After you have done your best , compare the segments you have drawn by one or more of the means suggested in Example 2. Continue until you have a ...
Page 123
... side ; likewise along OB . Near point O , print vertex . In the name of the angle , AOB , the vertex letter > is between ... sides of an angle are rays , they extend in- finitely far . 6 . ور a . Make a copy of 1 on tracing paper . Place ...
... side ; likewise along OB . Near point O , print vertex . In the name of the angle , AOB , the vertex letter > is between ... sides of an angle are rays , they extend in- finitely far . 6 . ور a . Make a copy of 1 on tracing paper . Place ...
Page 124
... sides pointing in different directions . Below , print : Right angles . c . Do you see any right angles in your classroom ? Test them if possible . 8. a . Fold a piece of paper in any direction and care- fully crease the fold , thus ...
... sides pointing in different directions . Below , print : Right angles . c . Do you see any right angles in your classroom ? Test them if possible . 8. a . Fold a piece of paper in any direction and care- fully crease the fold , thus ...
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Common terms and phrases
acre amount due arc degrees average bisect bisector borrowed bought bushel butter fat coal common fraction compasses Construct cubic foot decimal place decimal point diagonals diameter discount Divide dozen Draw a segment Draw the altitude drill equal Example feet figure Find the area Find the cost Find the interest finding the base following numbers formula gallon geometry gross profit hypotenuse improper fraction inches long increase isosceles trapezoid length Liberty Bond list price marked marked price measure miles months Multiply the numbers number decreased number of days numbers of Row parallelogram parallelopiped percentage perpendicular pound print or write protractor pupils quotient rate per cent received rectangle represent right angle right triangle saved by buying scale drawing selling price sides sold Solution square inches subtract Test tracing paper trapezoid triangle ABC vertex vertical weight wide zoid
Popular passages
Page 220 - Liquid Measure 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt.) 4 quarts = 1 gallon (gal...
Page 221 - TIME 60 seconds (sec.) = 1 minute (min.) 60 minutes = 1 hour (hr.) 24 hours = 1 day (da.) 7 days = 1 week (wk.) 365 days = 1 common year...
Page 219 - SQUARE MEASURE 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet — 1 square yard (sq.
Page 220 - TROY WEIGHT. 24 grains (gr.) = 1 pennyweight (pwt.). 20 pennyweights = 1 ounce (oz.). 12 ounces = 1 pound (lb.). 351. Apothecaries' weight is used in mixing medicines and in selling them at retail. APOTHECARIES
Page 219 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints — 1 quart (qt...
Page 219 - 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 220 - AVoIRDUPOIS WEIGHT 16 ounces (oz.) = 1 pound (Ib.). 100 pounds = 1 hundredweight (cwt.). 20 hundredweight = 1 ton (T.).
Page 103 - 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 221 - Money 100 pfennige = 1 mark 1 mark = 28.8 cents Miscellaneous Measures Numbers Paper 12 units = 1 dozen (doz.) 24 sheets = 1 quire 20 units = 1 score 20 quires = 1 ream 12 dozen = 1 gross (gr.) 2 reams = 1 bundle 12 gross = 1 great gross 5 bundles = 1 bale Some Standard Weights (Used in most of the States) Wheat . . . . . . 60 Ib.
Page 220 - MEASURE 60 minims (lt\,) = 1 fluid dram (f 3) 8 fluid drams = 1 fluid ounce (f 3 ) 16 fluid ounces = 1 pint (O) 8 pints = 1 gallon (cong...