Walton and Holmes's Arithmetics: 1st Book-, Βιβλίο 4American Book Company, 1909 |
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Αποτελέσματα 1 - 5 από τα 17.
Σελίδα 5
... Triangles . Quadrilaterals 176 • 177-179 · · 180 , 181 115-121 Right Triangles Circles . 182-184 184-186 • • • · • Rectangular Solids . Prisms , 5.
... Triangles . Quadrilaterals 176 • 177-179 · · 180 , 181 115-121 Right Triangles Circles . 182-184 184-186 • • • · • Rectangular Solids . Prisms , 5.
Σελίδα 169
... TRIANGLE SQUARE PENTAGON HEXAGON A polygon of 3 sides is called a triangle ; of 4 sides , a quadri- lateral ; of 5 sides , a pentagon ; of 6 sides , a hexagon ; of 8 sides , an octagon ; of 9 sides , a nonagon ; of 10 sides , a decagon ...
... TRIANGLE SQUARE PENTAGON HEXAGON A polygon of 3 sides is called a triangle ; of 4 sides , a quadri- lateral ; of 5 sides , a pentagon ; of 6 sides , a hexagon ; of 8 sides , an octagon ; of 9 sides , a nonagon ; of 10 sides , a decagon ...
Σελίδα 177
... TRIANGLES 270. A triangle is a figure having 3 sides and 3 angles . A B C ACUTE - ANGLED RIGHT - ANGLED TRIANGLE OBTUSE - ANGLED TRIANGLE A right - angled triangle has one right angle . TRIANGLE An obtuse - angled triangle has one ...
... TRIANGLES 270. A triangle is a figure having 3 sides and 3 angles . A B C ACUTE - ANGLED RIGHT - ANGLED TRIANGLE OBTUSE - ANGLED TRIANGLE A right - angled triangle has one right angle . TRIANGLE An obtuse - angled triangle has one ...
Σελίδα 178
... triangle is the line drawn at right angles to the base . Perpendicular AREA OF A TRIANGLE Hypotenuse Base A B C D E G 271. To find the area of a triangle . Cut two triangles of the size of ABC and place them as shown in DEFG . What is ...
... triangle is the line drawn at right angles to the base . Perpendicular AREA OF A TRIANGLE Hypotenuse Base A B C D E G 271. To find the area of a triangle . Cut two triangles of the size of ABC and place them as shown in DEFG . What is ...
Σελίδα 179
... triangle with a base of 16 rd . and an altitude of 20 rd . EXPLANATION . The number of square rods in the area of a ... triangle of the same base and alti- 16 × 20 tude is as many as in the rectangle , that is , 2 ** 160. Ans . 160 sq ...
... triangle with a base of 16 rd . and an altitude of 20 rd . EXPLANATION . The number of square rods in the area of a ... triangle of the same base and alti- 16 × 20 tude is as many as in the rectangle , that is , 2 ** 160. Ans . 160 sq ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
acres altitude amount angle ARITH Avoirdupois bank barrel base bill bought brokerage bushel carpet cent Change coal commission common fraction contains convex surface cord cubic foot decimal point diameter discount Divide dividend divisor dollars equal EXPLANATION expressed Find the cost Find the interest Find the number Find the total foot gain gallons hundred hundredths hypotenuse Illustrative Example improper fraction indorsed integer least common multiple longitude measure meter minuend mixed number months multiply Oral Exercise paid par value payment poll tax pound premium prod profit quotient receive remainder rhombus rods selling price shares slant height sold square feet square root square yard subtract thousand thousandths triangle Troy weight units weight whole number wide wood write Written Exercise
Δημοφιλή αποσπάσματα
Σελίδα 189 - A sphere is a solid bounded by a curved surface, every point of which is equally distant from a point within called the center.
Σελίδα 71 - The least common multiple of two or more numbers is the least number that is exactly divisible by each of them.
Σελίδα 95 - Multiply the numerators together for a new numerator, and the denominators together for a new denominator.
Σελίδα 146 - TIME 60 seconds (sec.) = 1 minute (min.) 60 minutes =1 hour (hr.) 24...
Σελίδα 103 - Change the dividend and divisor to fractions having a common denominator, and then divide the numerator of the dividend by the numerator of the divisor. Or, Invert the expression of the divisor and proceed as in multiplication of fractions.
Σελίδα 47 - Multiply as in whole numbers, and point off as many decimal places in the product as there are decimal places in the multiplicand and multiplier, supplying the deficiency, if any, by prefixing ciphers.
Σελίδα 184 - A Circle is a plane figure bounded by a curved line every point of which is equally distant from a point within called the center.
Σελίδα 146 - Thirty days hath September, April, June, and November; All the rest have thirty-one, Except February alone, To which we twenty-eight assign, Till leap year gives it twenty-nine.
Σελίδα 96 - Now .} of f- is a compound fraction, whose value is found by multiplying the numerators together for a new numerator, and the denominators for a new denominator.
Σελίδα 145 - Square Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. yd.) 30| square yards — 1 square rod (sq. rd.) 160 square rods = 1 acre (A.) 640 acres = 1 square mile (sq.