The Elements of Geometry: Or, The First Six Books, with the Eleventh and Twelfth, of Euclid |
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Σελίδα 11
First , let the vertex of each triangle be without the other triangle . Because AC is equal ( Hyp . ) to A D in the triangle A CD , the angle AUD is equal ( 1.5 ) to the angle ADC . But the angle ACD is greater ( Ax . 9 ) than the angle ...
First , let the vertex of each triangle be without the other triangle . Because AC is equal ( Hyp . ) to A D in the triangle A CD , the angle AUD is equal ( 1.5 ) to the angle ADC . But the angle ACD is greater ( Ax . 9 ) than the angle ...
Σελίδα 189
I. A PYRAMID is said to be inscribed in a cone , when its base is inscribed in the base of the cone , and both solids have a common vertex ; and , a cone is said to be described about a pyramid , when its base is described about the ...
I. A PYRAMID is said to be inscribed in a cone , when its base is inscribed in the base of the cone , and both solids have a common vertex ; and , a cone is said to be described about a pyramid , when its base is described about the ...
Σελίδα 203
The cone whose base is the circle A B CD and vertex the point L , has to the cone whose base is the circle E F G H and vertex N , the triplicate ratio of that which AC has to E G. A B N G M Z X For if the cone A B CDL has not to the ...
The cone whose base is the circle A B CD and vertex the point L , has to the cone whose base is the circle E F G H and vertex N , the triplicate ratio of that which AC has to E G. A B N G M Z X For if the cone A B CDL has not to the ...
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