Elements of Geometry: Containing the First Six Books of Euclid, with a Supplement on the Quadrature of the Circle, and the Geometry of Solids: to which are Added, Edlemnts of Plane and Spherical TrigonometryW.E. Dean, 1836 - 311 sider |
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Resultat 1-3 av 38
Side 5
... called the angle DBC , or CBD ; but , if there be only one an- 6 6 gle at a point , it may be expressed by a letter ... called a right angle ; and the straight line which stands on the other , is called a perpendicu- lar to it . 8. An ...
... called the angle DBC , or CBD ; but , if there be only one an- 6 6 gle at a point , it may be expressed by a letter ... called a right angle ; and the straight line which stands on the other , is called a perpendicu- lar to it . 8. An ...
Side 212
... called a Minute ; and if a minute he divided into 60 equal parts , each of them is called a Second , and so on . And as many degrees , minutes , seconds , & c . as are in any arc , so many degrees , mi- nutes , seconds , & c . are said ...
... called a Minute ; and if a minute he divided into 60 equal parts , each of them is called a Second , and so on . And as many degrees , minutes , seconds , & c . as are in any arc , so many degrees , mi- nutes , seconds , & c . are said ...
Side 213
... called the Versed sine of the arc AC , or of the angle ABC . 6. A straight line AE touching the circle at A , one extremity of the arc AC , and meeting the diameter BC , which passes through C the other extremity , is called the Tangent ...
... called the Versed sine of the arc AC , or of the angle ABC . 6. A straight line AE touching the circle at A , one extremity of the arc AC , and meeting the diameter BC , which passes through C the other extremity , is called the Tangent ...
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Vanlige uttrykk og setninger
ABC is equal ABCD adjacent angles altitude angle ABC angle ACB angle BAC angles equal arc AC base BC bisected centre chord circle ABC circumference cosine cylinder demonstrated diameter divided draw Prob equal and similar equal angles equiangular equilateral equilateral polygon equimultiples Euclid exterior angle fore four right angles given straight line greater Hence hypotenuse inscribed join less Let ABC Let the straight magnitudes meet multiple opposite angle parallel parallelogram parallelopiped perpendicular polygon prism PROP proposition quadrilateral radius ratio rectangle contained rectilineal figure remaining angle right angled triangle SCHOLIUM segment semicircle shewn side BC sine solid angle solid parallelopiped spherical angle spherical triangle square straight line BC THEOR third touches the circle triangle ABC wherefore