a

b

(a-b)²

a.b

a.b

b²

A = (0, 0)
AA: A - (0, 0.5)
a = 10 (slider from 1 to 10, step 1)
C: (a, 0)
CC: C - (0, 0.5)
E: (0, a)
I: (a, a)
R, a_2, c_1, i, e_1 = Polygon(A, C, I, E)
T2: "a² = " + a + "² = " + (a²)
u = Vector(AA, CC)
v = Vector(CC, AA)
b = 3 (slider from 1 to 10, step 1)
B: (a - b, 0)
F: (a - b, a - b)
D: (0, a - b)
G: (a, a - b)
H: (a - b, a)
T1: "(a-b)² = " + (a - b) + "² = " + ((a - b)²)
BBB: B - (0, 1)
CCC: C - (0, 1)
w = Vector(BBB, CCC)
z = Vector(CCC, BBB)
P, a_1, b_1, f, d = Polygon(A, B, F, D)
Q, c, e, g, h = Polygon(B, C, I, H)
S, e, j, k, l = Polygon(G, I, E, D)
T3: "2ab = 2." + a + "." + b + " = " + (2 a b)
T4: " b² = " + b + "² = " + (b²)