Practical TrigonometryE. Arnold, 1906 - 156 Seiten |
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Seite 122
... radians ; .. 1 radian 180 ° π = 57 ° 17 ′ 44 ′′ approximately , and is therefore of constant magnitude . It is ... radians , which is 180 ° . " the angle Similarly " the angle which is 60 ° . " " means an angle of € 100 radians , Example ...
... radians ; .. 1 radian 180 ° π = 57 ° 17 ′ 44 ′′ approximately , and is therefore of constant magnitude . It is ... radians , which is 180 ° . " the angle Similarly " the angle which is 60 ° . " " means an angle of € 100 radians , Example ...
Seite 124
... radians in the angle subtended at the centre of a circle of radius 5 ft . by an arc 3 inches long . 7. Express in radians the angle turned through by the minute hand of a clock in 20 minutes . 8. An angle whose radian measure is 45 is ...
... radians in the angle subtended at the centre of a circle of radius 5 ft . by an arc 3 inches long . 7. Express in radians the angle turned through by the minute hand of a clock in 20 minutes . 8. An angle whose radian measure is 45 is ...
Seite 128
... radians at the centre , since sectors are proportional to the angles they contain , we have : area of sector = area of circle .. area of sector = Ø radians 2π radians 0 2π • πρ = ; 022 2 · This result may be written r ( r ) = rx where x ...
... radians at the centre , since sectors are proportional to the angles they contain , we have : area of sector = area of circle .. area of sector = Ø radians 2π radians 0 2π • πρ = ; 022 2 · This result may be written r ( r ) = rx where x ...
Inhalt
Measurement of Angles | 2 |
The use of four figure tables of natural | 17 |
Functions of angles greater than a right | 36 |
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Practical Trigonometry [microform] H C (Herbert Clement) Playne,R C (Reginald Charles) 187 Fawdry Keine Leseprobe verfügbar - 2021 |
PRAC TRIGONOMETRY H. C. (Herbert Clement) Playne,R. C. (Reginald Charles) B. 187 Fawdry Keine Leseprobe verfügbar - 2016 |
Häufige Begriffe und Wortgruppen
acute angle angle of depression angle of elevation approx boundary line centre circle of radius CLIFTON COLLEGE complementary angles cos² cosec cosine cotangent decimal diagonal diameter direction equal Express feet Find the angle Find the area Find the distance Find the height Find the length Find the number Find the value formula given Hence horizontal plane hypotenuse inclined inscribed circle isosceles triangle lighthouse line OX logarithms mantissa miles MISCELLANEOUS EXAMPLES negative observes the angle parallelogram perpendicular perpendicular to BC positive projection prove quadrant radian measure radians right angles satisfy the equation set squares Sexagesimal significant figures sin² sine straight line subtends an angle tables tangent tower triangle ABC triangle whose sides trigonometrical functions vertical yards ОР