The Complete Arithmetic, Oral and Written, on the Basis of Works |
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Σελίδα 123
The diameter of a circle is a straight line drawn through its center , and terminated
by the circumference ; as A B . The radius of a circle is half its diameter ; as A E or
E D . 178 . A Degree is to of any circumference . 179 . An Angle whose vertex ...
The diameter of a circle is a straight line drawn through its center , and terminated
by the circumference ; as A B . The radius of a circle is half its diameter ; as A E or
E D . 178 . A Degree is to of any circumference . 179 . An Angle whose vertex ...
Σελίδα 125
When has February 29 days ? 177 . What is a circle ? The circumference of a
circle ? The diameter ? 178 . What is a degree ? 179 . How is an angle measured
? Give the table . What is a degree at the equator ? What is a sign ? A right angle
?
When has February 29 days ? 177 . What is a circle ? The circumference of a
circle ? The diameter ? 178 . What is a degree ? 179 . How is an angle measured
? Give the table . What is a degree at the equator ? What is a sign ? A right angle
?
Σελίδα 152
Hence , The area of a circle is equal to half the product of the circumference by
the radius . 222 . The quotient of the circumference of a circle divided by the
diameter , to the nearest ten - thousandth , is 3 . 1416 . Hence , The
circumference is ...
Hence , The area of a circle is equal to half the product of the circumference by
the radius . 222 . The quotient of the circumference of a circle divided by the
diameter , to the nearest ten - thousandth , is 3 . 1416 . Hence , The
circumference is ...
Σελίδα 153
The diameter of a circle is 400 feet . What is its circumference ? 9 . The
circumference of a circle is 1256 . 64 feet . What is its diameter ? 10 . How many
yards of carpeting 1 yard wide will be required to carpet a room 18 ft . long and
15 ft .
The diameter of a circle is 400 feet . What is its circumference ? 9 . The
circumference of a circle is 1256 . 64 feet . What is its diameter ? 10 . How many
yards of carpeting 1 yard wide will be required to carpet a room 18 ft . long and
15 ft .
Σελίδα 154
A room that is 18 ft . 9 in . square requires 50 yards of carpeting . What is the
width of the carpeting ? 12 . How many acres in a field 45 rods long and 48 rods
wide ? 13 . The diameter of a circle is 15 meters . What is its circumference in feet
?
A room that is 18 ft . 9 in . square requires 50 yards of carpeting . What is the
width of the carpeting ? 12 . How many acres in a field 45 rods long and 48 rods
wide ? 13 . The diameter of a circle is 15 meters . What is its circumference in feet
?
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The Complete Arithmetic, Oral and Written, on the Basis of Works by Benjamin ... Δεν υπάρχει διαθέσιμη προεπισκόπηση - 1911 |
Συχνά εμφανιζόμενοι όροι και φράσεις
acres amount bank barrel base bought bushels cents Change common compound containing contents cord cost cube root cubic decimal denominator diameter difference discount Divide dividend division divisor dollars draft equal expressed face factors feet long feet wide figures Find foot four fourth fraction gain gallons give given horses hundred hundredths inches interest invested July land larger length less loss measures meters miles months Multiply paid payment period piece pounds principal proceeds quotient ratio receive Reduce remainder rods Rule sell share side sold Solution square subtract surface tens tenths third thousand thousandths tons units weeks weight whole wood worth write WRITTEN EXERCISES yards
Δημοφιλή αποσπάσματα
Σελίδα 117 - DRY MEASURE 2 pints (pt.) = 1 quart (qt.) 8 quarts =1 peck (pk.) 4 pecks = 1 bushel (bu...
Σελίδα 116 - 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.
Σελίδα 45 - If 2 men start from the same place and travel in opposite directions, one at the rate of 4...
Σελίδα 221 - RULE. — Multiply each debt by its term of credit, and divide the sum of the products by the sum of the debts. The quotient will be the average term of credit.
Σελίδα 162 - How many yards of carpeting f yd. wide will be required for a parlor 28 ft. by 15 ft. ? 62. How many cubic yards of earth will be required to raise the surface of an acre one foot ? 63. A brick is 8 in. long, 4 in. wide, and 2 in. thick. How many will be required to lay J mile of 8-foot sidewalk, the bricks being laid flat ? 64.
Σελίδα 117 - 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 119 - Time is a measured portion of duration. TABLE. 60 seconds (sec.) are 1 minute, min. 60 minutes " 1 hour, h. 24 hours " 1 day, d. 365 days '•
Σελίδα 1 - A number is a unit or a collection of units; as one, three apples, five boys. 4. The unit of a number is one of the collection of units which constitutes the number. Thus, the unit of twelve is one, of twenty dollars is one dollar.
Σελίδα 121 - PERIPHERY of a circle is its entire bounding line ; or it is a curved line, all points of which are equally distant from a point within called the center.
Σελίδα 260 - Sphere is a body bounded by a uniformly curved surface, all the points of which are equally distant from a point within called the center.