A Complete Arithmetic ...Werner School Book Company, 1899 - 447 σελίδες |
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Σελίδα 35
Frank H. Hall. A right angle MEASUREMENTS . An acute angle An obtuse angle 1. When two lines meet at a point , they ... angles . has angle . right angles . 5. Rectangular means right - angled . 6. A rectangular figure , or rectangle , may ...
Frank H. Hall. A right angle MEASUREMENTS . An acute angle An obtuse angle 1. When two lines meet at a point , they ... angles . has angle . right angles . 5. Rectangular means right - angled . 6. A rectangular figure , or rectangle , may ...
Σελίδα 145
... angles of a square are 5. All the angles of an oblong are angles . angles . angles 6. Angles that are not right angles are either angles . Review page 45 . faces . These faces If they are all squares the 7. Every rectangular solid has ...
... angles of a square are 5. All the angles of an oblong are angles . angles . angles 6. Angles that are not right angles are either angles . Review page 45 . faces . These faces If they are all squares the 7. Every rectangular solid has ...
Σελίδα 169
... an angle of 90 degrees , called also a right angle . The angle abc is an angle of 90 degrees . f e g h -k 66. All the angles about a point together equal four right angles . - 67. Miscellaneous Review . 1. The angle abd is PART II . 169.
... an angle of 90 degrees , called also a right angle . The angle abc is an angle of 90 degrees . f e g h -k 66. All the angles about a point together equal four right angles . - 67. Miscellaneous Review . 1. The angle abd is PART II . 169.
Σελίδα 179
... right angles are formed by the lines , the two lines are said to be perpendicular to each other . 2. Two lines side by side extending in the same direction . are said to be parallel . 3. Of the lines given above : AC is BD is MN is to ...
... right angles are formed by the lines , the two lines are said to be perpendicular to each other . 2. Two lines side by side extending in the same direction . are said to be parallel . 3. Of the lines given above : AC is BD is MN is to ...
Σελίδα 189
... angles are less than right angles and two of them are greater than right angles . Convince yourself by cutting a rhomboid from paper and comparing it with rectangular figures that two of the angles of a rhomboid are as much less than two ...
... angles are less than right angles and two of them are greater than right angles . Convince yourself by cutting a rhomboid from paper and comparing it with rectangular figures that two of the angles of a rhomboid are as much less than two ...
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40 rods acres acres of land Algebra altitude bought bushels Change coal COMMON FRACTIONS common multiple contained cords cube cubic centimeters cubic feet cubic foot DECIMAL FRACTIONS decimal order decimeter DENOMINATE NUMBERS diameter discount Divide dividend dollars earn equal exact divisor exactly divisible Express the ratio feet long figure Find the amount Find the area Find the cost Find the interest Find the number Find the product Find the quotient Find the sum foot gain hundred hundredths improper fractions integral number least common multiple less lowest terms means measured meters miles MISCELLANEOUS PROBLEMS multiplicand NOTE number story Observe PERCENTAGE perimeter piece of land pounds primary units prime factors pupil rectangular rhombus right angles side sold solid content specific gravity square feet square inches square rods square root subtract tenths third thousandths tons triangle weigh