Xmin = -5

Xmax = 5

Ymin = -1

Ymax = 9

​

A2 = [-5,-1]

C2 = [-5,-0.5]

​

​

function graphe(){

    couleur = noir

    trait = 1

    cercle(C2,0.5)

    trait = 0.5

    point(A2)

}

​

function rotation(){

​

    trait = 1.2

    couleur = blanc

    cercle(C2,0.5)

    couleur = rouge

    trait = 0.5

    point(A2)

    A2 = rotation2d(C2,a2,A2)

Xmin = -5

Xmax = 5

Ymin = -1.2

Ymax = 8

​

A = [-5,-1]

B = [-4,-1]

C = [-4,0]

D = [-5,0]

​

function graphe(){

    couleur = noir

    trait = 0.2

    point(A)

    point(B)

    point(C)

    point(D)

    trait = 1

    segment(A,B)

    segment(A,D)

    segment(B,C)

    segment(C,D)

}

​

function rotation(){

    trait = 1.2

    couleur = blanc

    segment(A,B)

    segment(A,D)

    segment(B,C)

Xmin = -5

Xmax = 5

Ymin = -1.3

Ymax = 8

​

A1 = [-5,-1]

B1 = [-4,-1]

C1 = [-4.5,-0.13]

​

function graphe(){

    couleur = noir

    trait = 0.2

    point(A1)

    point(B1)

    point(C1)

    trait = 1

    segment(A1,B1)

    segment(B1,C1)

    segment(C1,A1)

}

​

function rotation(){

    trait = 1.2

    couleur = blanc

    segment(A1,B1)

    segment(B1,C1)

    segment(C1,A1)

    E1 = [(A1[0]+C1[0]+B1[0])/3,(A1[1]+C1[1]+B1[1])/3]