Relfe brothers' Euclid sheets, propositions 1-26, book 11884 |
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... angles of a triangle are together less than two right angles . be any triangle . two of its angles together shall be less than two right angles .へ Produce any side to Then because is the exterior angle of the triangle ; therefore the ...
... angles of a triangle are together less than two right angles . be any triangle . two of its angles together shall be less than two right angles .へ Produce any side to Then because is the exterior angle of the triangle ; therefore the ...
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... two straight lines cut one another , the vertical , or opposite angles shall be equal . cut one another in the point ... right angles . Again , because the straight line angles makes with ; these angles also are equal to two right angles ...
... two straight lines cut one another , the vertical , or opposite angles shall be equal . cut one another in the point ... right angles . Again , because the straight line angles makes with ; these angles also are equal to two right angles ...
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... angles together equal to two right angles ; then these two straight lines shall be in one and the same straight line . At the point opposite sides of in the straight line let the two straight lines make the adjacent angles upon the ...
... angles together equal to two right angles ; then these two straight lines shall be in one and the same straight line . At the point opposite sides of in the straight line let the two straight lines make the adjacent angles upon the ...
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... angles , or , shall be together , equal to two right angles . For if the angle be equal to the angle each of them is a right angle . But if the angle be not equal to the angle right angles to Then the angles from the point are two right ...
... angles , or , shall be together , equal to two right angles . For if the angle be equal to the angle each of them is a right angle . But if the angle be not equal to the angle right angles to Then the angles from the point are two right ...
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... perpendicular to a given ... two each to each ; and the base is equal to the base ; therefore the angle is equal to the angle ; and these are adjacent angles ... right angle , and the straight line which stands upon the other is called a ...
... perpendicular to a given ... two each to each ; and the base is equal to the base ; therefore the angle is equal to the angle ; and these are adjacent angles ... right angle , and the straight line which stands upon the other is called a ...
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Términos y frases comunes
adjacent angles angle angle angle contained angle is equal angle is greater angle Secondly angle Wherefore angles two right base coincide base is equal base Wherefore BOOK circles cut demonstrated describe the circle describe the equilateral distance describe draw a straight draw the straight equal angles equal sides equal to equal equilateral triangle EUCLID SHEETS exterior angle given point given rectilineal angle given straight line greater angle greater side interior and opposite isosceles triangle join let be greater Let two sides line PROPOSITIONS 1-26 ngle point shall coincide PUBLISHED RELFE BROTHERS remainder wherefore required to draw right angles shewn sides are equal sides are opposite sides be produced sides equal SIMILAR FORM straight line equal straight line PROPOSITIONS straight line triangle take any point terminated thing are equal third angle third side three angles three given straight three straight lines triangle are greater triangle is equal wherefore the angle