...which were before prov'd to be equal to А В С, ВАС. QED Hence may be inferr'd as a Corollary, That the three Angles of every Triangle are equal to two Right ones ; for the Angks А С В -V- В С E, are meafur'd by a Semicircle, and therefore equal to two Right...

...9j (and a/fo tke Line de :J The Angle ae d will be a Right One ; (4. 14.) and confequer.tly, becaufe the three Angles of every Triangle are equal to two Right ' Ones, (2. 9.) The Angleea.4, together with d, muft make juft another Right Angle. But that Angle dae, together...

...BCD-fJ)CE, which was before prov'd to be equal to ABC, ВАС. Q ED Hence may be inferr'd as a Corollary, That the three Angles of every Triangle are equal to two Right ones ; for the Angles А С В -|- В С Е, are meafur'd by a Semicircle, and therefore equal to two Right...

...he was the firft creature who did fb, as Euclid for faying that the three angles of every tI\angle are equal to two right ones, becaufe he was the firft...out by the help of her friends, fhould make public acknowlegement fro&i whom flie had her flockings, her fhift, her flays, &c. So that, if every perfon...

...neverthelefs our own, becaufe it has been hit on by Ibmebody elfe before : And one may as well quote Adam for breathing, becaufe he was the firft creature who...town, being decked out by the help of her friends, flunild make public acknowledgment from whom fhe had her flockings, her fhift, her ftays, &c. So that,...

...that Julius Casfar was ftabbed in the Senate-hbufe, or Richard the Hid. flain in Bofworth field, as that the three angles of every triangle are equal to two right Ones : yet I believe the afcertainment of thofe facts, as firmly as I do the demonftration of this. And...

...that Julius Casfar was ftabbed in the Senate-houfe, or Richard the lild. flain in Bofworth field, as that the three angles of every triangle are equal to two right ones : yet I .believe the afcertainment of thofe fadts, as firmly as I do the demonftration <;f this. And...

...32nd, the external Anglais proved to be equal to the two remote Angles of the Triangle; and, that all the three Angles, of every Triangle, are equal to two right ones; it fee.-nsabfurd coprove,beforehand, thatany t wo of the Angles are lefs than two right Angles, and,...

...equal to two right. And thus much may fuflice concerning converfe theorems. But as we have difcovered that the three angles of every triangle are equal to two right, we ought to determine « certain method, by which we may find how many angles, of all other multangles,...

...that converfation relate to thefpeaier, the party addrejjed, or a Greet book. In this fentence, " ifay that the three angles of every triangle are equal to two right angles," thejfrcahr is furely not theyú¿№ 142. in converfation, or when a man, in the character...