| Robert Simson - Trigonometry - 1762 - 488 pages
...greater than a femicircle is lefs than a right angle ; and the angle in a fegment lefs than, a femicircle **is greater than a right angle. \ Let ABCD be a circle, of which the diameter is BC, and** center E; and draw CA dividing the circle into the fegments ABC, ADC, and join BA, AD, DC. the angle... | |
| Robert Simson - Trigonometry - 1775 - 534 pages
...right angle ; and the angle in a fegment lefs than a femieircle is greater than a right angle. i • **Let ABCD be a circle, of which the diameter is BC, and** center E ; and draw CA dividing the circle into the ferments ABC, ADC, and join BA, AD, DC ; the angle... | |
| Euclid - 1781 - 550 pages
...greater than a femicircle is lefs than a right angle ; and the angle in a fegment lefs than a femicircle **is greater than a right angle. Let ABCD be a circle,...centre E ; and draw CA dividing the circle into the** fegments ABC, ADC, and join BA, AD, DC ; the angle in the femicirele B AC is a right angle; and the... | |
| Euclid, John Playfair - Euclid's Elements - 1795 - 462 pages
...greater than a femicircle is lefs than a right angle ; and the angle in a fegment lefs than a femicircle **is greater than a right angle. Let ABCD be a circle, of which the diameter is BC, and centre E** ; arid draw CA dividing the circle into the fegments ABC, ADC, and join BA, AD, DC; the angle in the... | |
| Alexander Ingram - Trigonometry - 1799 - 374 pages
...angle ; and the angle in a fegment lefs than a femicircle, is greater than a right angle. Let a 5. i. **Let ABCD be a circle, of which the diameter is BC, and** BooK III. centre E ; and draw CA, dividing the circle into the fegments ABC, ADC, and join BA, AD,... | |
| Robert Simson - Trigonometry - 1804 - 530 pages
...greater than a" femicircle is lefs than a right angle ; and the angle in a fegment lefs than a femicircle **is greater than a right angle. Let ABCD be a circle, of which the diameter is BC, and** cenr ter E ; and draw CA dividing the circle into the fegments ABC, ADC, and join BA, AD, DC. the angle... | |
| John Playfair, Euclid - Circle-squaring - 1804 - 468 pages
...the angle in a fegment lefs than a femicircle is greater than a right angle. to EBA ; al£o, becaufe **Let ABCD be a circle, of which the diameter is BC, and centre E** ; draw CA dividing the circle into the fegments ABC, ADC, and join BA, AD, DC ; the angle in the femicircle... | |
| Robert Simson - Trigonometry - 1806 - 546 pages
...AD, DC; the angle in the semicircle BAC la a right angle ; and the angle in the segment ABO, which is **greater than a semicircle, is less than a right angle ; and the angle in** the segment ADC, which is less than a semicircle, is greater than a right an^le. Join AE, and produce... | |
| Robert Gibson - Surveying - 1806 - 486 pages
...measured by half the arc they stand on. viz. bv half the arc AB. ftg. 26. . Plate I. Cor. 3. Hence an **angle in a segment greater than a semicircle is less than a right angle** ; thus ADB is measured by half the arc AB, but as the arc AB is less than a semicircle, therefore half... | |
| John Playfair - Euclid's Elements - 1806 - 320 pages
...AD, DC ; the angle in the semicircle BAG is a right angle ; the angle in the segment ABC, which is **greater than a semicircle, is less than a right angle ; and the angle in** the segment ADC, which is less than a semiciriite is greater than a right angle. Join £iE, and produce... | |
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