vocabulaire géométrie Flashcards

1
Q

un point

A

a point

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2
Q

le centre de gravité

A

the center of gravity ( the centroid)

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3
Q

l’orthocentre

A

the orthocenter

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4
Q

le centre du cercle circonscrit

A

the circumcenter

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5
Q

le centre du cercle inscrit

A

the incenter

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5
Q

une droite

A

a straight line

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6
Q

une demi-droite

A

a half line / a half ray

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7
Q

un segment ( de droite)

A

a (line) segment

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8
Q

le milieu (d’un segment)

A

the midpoint (of a line segment)

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9
Q

les extrémités (d’un segment)

A

the endpoints (of a line segment)

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10
Q

un point d’intersection

A

an intersection point / a point of intersection

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11
Q

des droites sécantes

A

secant straight lines

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12
Q

des droites concourantes

A

concurrent lines

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13
Q

des droites confondues

A

coincident lines

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14
Q

une droite perpendiculaire à

A

a perpendicular line to

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15
Q

une droite parrallèle à

A

a parallel line to

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16
Q

une droite tangente à

A

a tangent line to

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17
Q

une médiane

A

a median

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18
Q

une hauteur

A

a perpendicular height / an altitude

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19
Q

une bissectrice

A

an angle bisector

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20
Q

le cercle circonscrit

A

the circumscribed circle / the circumcircle

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21
Q

le cercle inscrit

A

the inscribed circle/ the incircle

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22
Q

un rayon

A

a radius / pl. radiuses or radii

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23
Q

opposé (par le sommet)

A

(vertically) opposite

24
Q

rentrant (angle)

A

reflex

25
Q

alterne

A

alternate

26
Q

un sommet

A

a vertex / pl. vertices or vertexes

27
Q

une arète

A

an edge

28
Q

la profondeur

A

the depth

29
Q

un polygone (régulier)

A

a (regular) polygon

30
Q

un triangle scalène ou quelconque

A

a scalene triangle

31
Q

un triangle acutangle

A

an acute-angled triangle

32
Q

un cerf-volant

A

a kite

33
Q

un losange

A

a rhombus / pl. rhombuses or rhombi

34
Q

un octogone

A

an octagon

35
Q

tracer/ construire

A

to draw/ to construct

36
Q

nommer/ appeler

A

to label

37
Q

placer

A

to locate

38
Q

(se) couper en / (se) croiser en

A

to intersect at

39
Q

(se) rejoindre / relier

A

to join

40
Q

passer par

A

to pass through

41
Q

appartenir à / être situé sur

A

to lie on

42
Q

une figure

A

a diagram

43
Q

un schéma, un croquis

A

a sketch

44
Q

une équerre

A

a set square

45
Q

un compas

A

(a pair of) compasses

46
Q

un rapporteur

A

a protractor

47
Q

énoncer un théorème, une propriété

A

to sate a theorem, a property

48
Q

étant donné que…

A

given that…

49
Q

faire une figure

A

to sketch/ to draw a diagram

50
Q

soit 5C) le cercle de centre O et de rayon 5cm

A

let C be the circle of centre O and radius 5cm

51
Q

on note (C) le cercle de centre O et de diamètre 1 cm

A

denote by c the circle of center O and diameter 1cm

52
Q

on considère la droite (d)

A

consider straight line d

53
Q

la droite (d) passe par le point A

A

straight line d passes through point A

54
Q

on appelle (d) la droite…

A

the straight line … is called d

55
Q

la droite passant par les points A et B se note (AB)

A

the straight line joining points A and B is denoted by AB

56
Q

les droites (d) et (d’) se coupent au point A

A

line d and d’ intersect at point A

57
Q

supposons que le triangle ABC soit …
sous l’hypothèse que le triangle ABC soit …

A

assume that triangle ABC is…
under the assumption that triangle ABC is …