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Página 37
James Maurice Wilson. EXERCISES . Ex . ( 1 ) . The lines which bisect the angles at the base of an isosceles triangle , and meet the opposite sides , are equal . Let ABC be an isosceles triangle . Data . AB AC , and the angles at B and C ...
James Maurice Wilson. EXERCISES . Ex . ( 1 ) . The lines which bisect the angles at the base of an isosceles triangle , and meet the opposite sides , are equal . Let ABC be an isosceles triangle . Data . AB AC , and the angles at B and C ...
Página 38
... bisect the base will cut it at right angles , and bisect the vertical angle . 6. Prove that the lines which bisect the sides of a triangle and are perpendicular to them meet in one point . 7. The perpendiculars let fall from the ...
... bisect the base will cut it at right angles , and bisect the vertical angle . 6. Prove that the lines which bisect the sides of a triangle and are perpendicular to them meet in one point . 7. The perpendiculars let fall from the ...
Página 51
... bisects it . Part . En . Let ABCD be a parallelogram , that is , let AB be parallel to CD , and AD to BC ; it is required to prove that AB is equal to DC , and AD to BC . Proof . Join AC . Then because AB is parallel to DC , and AC ...
... bisects it . Part . En . Let ABCD be a parallelogram , that is , let AB be parallel to CD , and AD to BC ; it is required to prove that AB is equal to DC , and AD to BC . Proof . Join AC . Then because AB is parallel to DC , and AC ...
Página 56
... t whin the So Mara Bilbo pổ , night angle . sh line tha : bisect the dpa eh , ka , a cho sing diy desk , loc ^ question . ཨི ཙྪཱ ། ཎྞཾ ཝིན ནི 4. The perpendiculars let fall from the extremities of the ALLELTET ALCOL53 [ BOOK L.
... t whin the So Mara Bilbo pổ , night angle . sh line tha : bisect the dpa eh , ka , a cho sing diy desk , loc ^ question . ཨི ཙྪཱ ། ཎྞཾ ཝིན ནི 4. The perpendiculars let fall from the extremities of the ALLELTET ALCOL53 [ BOOK L.
Página 58
... bisect one another . 20. The diagonals of a rhombus will bisect one another at right angles . 21. If two straight lines be drawn bisecting one another , and their extremities be joined , the figure so formed will be a parallelogram . 22 ...
... bisect one another . 20. The diagonals of a rhombus will bisect one another at right angles . 21. If two straight lines be drawn bisecting one another , and their extremities be joined , the figure so formed will be a parallelogram . 22 ...
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Términos y frases comunes
AB² ABCD alternate angles angle ABC angle APB angle BAC angles are equal angles equal bisector centre chord circumference coincide College Constr construct contrapositive Crown 8vo describe a circle diagonals diameter divided draw Edition equal angles equal circles equiangular Euclid exterior angle fcap Find the locus four right angles Geometry given angle given circle given line given point given rectilineal figure given straight line hypotenuse included angle inscribed intersect isosceles triangle less Let AB Let ABC locus magnitudes meet middle point minor arc opposite angles opposite sides parallel parallelogram perpendicular polygon PROBLEM produced Proof Q. E. D. THEOREM quadrilateral radius rectangle contained reflex angle required to prove rhombus right angles segment semicircle Shew square subtend supplementary supplementary angles tangent THEOREM trapezium triangle ABC triangles are equal unequal
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