Elements of Geometry: With Practical Applications Designed for BeginnersD. Appleton, 1853 - 320 σελίδες |
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Σελίδα 11
... vertex , as the angle A ; but usually by naming the three letters , as the angle BAC , or CAB , observing to place the letter , at the vertex , in the middle . ( 14. ) An angle is sometimes defined as follows : when two lines meet ...
... vertex , as the angle A ; but usually by naming the three letters , as the angle BAC , or CAB , observing to place the letter , at the vertex , in the middle . ( 14. ) An angle is sometimes defined as follows : when two lines meet ...
Σελίδα 16
... vertices of two angles , not adjacent . л ( 24. ) From the above definitions , in connection with the diagrams , it will be readily seen that the triangle has no diagonal , the quadri- lateral has two diagonals , the pentagon has five ...
... vertices of two angles , not adjacent . л ( 24. ) From the above definitions , in connection with the diagrams , it will be readily seen that the triangle has no diagonal , the quadri- lateral has two diagonals , the pentagon has five ...
Σελίδα 11
... vertex , as the angle A ; but usually by naming the three letters , as the angle BAC , or CAB , observing to place the letter , at the vertex , in the middle . ( 14. ) An angle is sometimes defined as follows : when two lines meet ...
... vertex , as the angle A ; but usually by naming the three letters , as the angle BAC , or CAB , observing to place the letter , at the vertex , in the middle . ( 14. ) An angle is sometimes defined as follows : when two lines meet ...
Σελίδα 16
... vertices of two angles , not adjacent . ( 24. ) From the above definitions , in connection with the diagrams , it will be readily seen that the triangle has no diagonal , the quadri- lateral has two diagonals , the pentagon has five ...
... vertices of two angles , not adjacent . ( 24. ) From the above definitions , in connection with the diagrams , it will be readily seen that the triangle has no diagonal , the quadri- lateral has two diagonals , the pentagon has five ...
Σελίδα 32
... triangle , then will the straight lines drawn from the vertices of the equilateral trian- gles to the opposite angles of the given triangle be equal . Let ABC be the given triangle , upon whose sides 30 ELEMENTS OF GEOMETRY .
... triangle , then will the straight lines drawn from the vertices of the equilateral trian- gles to the opposite angles of the given triangle be equal . Let ABC be the given triangle , upon whose sides 30 ELEMENTS OF GEOMETRY .
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Elements of Geometry With Practical Applications George R Perkins Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2023 |
Συχνά εμφανιζόμενοι όροι και φράσεις
a+b+c altitude angle ABC angle ACD angle BAC bisect centre chord circ circular sector circumference circumscribed polygon coincide cone consequently convex surface cylinder diagonal diameter distance draw equal and parallel equiangular equilateral triangle equivalent exterior angle ference figure formed given line greater half the arc hypothenuse inscribed circle intersection isosceles join less Let ABC line CD lines drawn magnitude measured by half meet multiplied number of sides opposite angles parallel lines parallelogram parallelopipedon pendicular perimeter perpen perpendicular plane MN point G prism PROBLEM produced Prop proportional PROPOSITION pyramid radii radius rectangle regular polygon respectively equal right-angled triangle Sabc Schol Scholium scribed semicircle semicircumference side AC similar solid angle sphere spherical polygon square straight line suppose tangent THEOREM three sides triangle ABC triangular prism vertex VIII