## Elementary geometry |

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Side 8

These angles ( which have a

These angles ( which have a

**common**vertex and**common**arms ) are said to be conjugate . The greater of the two is called the major conjugate , and the ... Side 10

A diagonal is the straight line joining the vertices of any angles of a polygon which have not a

A diagonal is the straight line joining the vertices of any angles of a polygon which have not a

**common**... Side 11

Two straight lines that have two points in

Two straight lines that have two points in

**common**lie wholly in the same straight line . 3. A finite straight line has one and only one point of bisection . Side 15

Take away the

Take away the

**common**angle AOC ; therefore the angle COB is equal to the angle AOD * . Q. E. D. COR . The sum of all the angles made by any number of lines ... Side 20

AX

AX

**common**, and the included angle BAX = the included angle CAX . ( Hyp . ) Therefore the triangles are equal in all respects , ( Th . 5. ) ...### Hva folk mener - Skriv en omtale

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ABCD adjacent angle ABC angle APB angle BAC base bisect bisector Book called centre chord circle circumference coincide College common Constr construct converse Crown 8vo diagonals diameter difference distance divided draw drawn Edition ELEMENTARY equal angles Euclid Examples exterior angle extremities fall figure Find follows four Geometry given angle given point given straight line greater half Hence Illustrations included inscribed interior intersect isosceles triangle Join length less Let ABC line drawn locus magnitudes measure meet middle point minor arc opposite sides parallel parallelogram pass perpendicular placed polygon PROBLEM produced Professor Proof proportional quadrilateral radius ratio rectangle contained rectilineal figure regular required to prove respectively right angles School segment Shew sides similar Similarly square supplementary tangent THEOREM third touch triangle ABC unequal

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