Show Diameter

Angles

Chords

Chord length

perpendicular distance

Equal chords and distance from center of the circle

radius = 3.3 (slider from 3 to 10, step 0.1)
g = true
e = false
f = true
γ = 0.593411945678072 rad (slider from 0 to 90°, step 1°)
H = (11.57356409169185, -1.262158292364324)
h = Circle(H, radius)
G = Point(h)
H' = Rotate(H, γ, G)
δ = Angle(H, G, H')
i = Ray(G, H)
p = Ray(G, H')
I = Intersect(h, p, 2)
G' = Mirror(G, i)
H'' = Mirror(H', i)
p' = Ray(G', H'')
j = Segment(G, I)
A = Intersect(h, p', 2)
k = Segment(G, A)
l = OrthogonalLine(H, j)
m = OrthogonalLine(H, k)
B = Intersect(l, j)
q = Segment(H, B)
C = Intersect(m, k)
r = Segment(H, C)
D = Intersect(h, i, 2)
s = Segment(G, D)
a = true
α = Angle(H, G, B)
β = Angle(C, G, H)

Tool: SquareTool
Tool2[ <Number>, <Point> ]
Input: side, A
Output: poly1

B = Point(Circle[A, side])
a = Segment(A, B)
c = Circle(A, side)
b = OrthogonalLine(A, a)
C = Intersect(c, b, 2)
d = Circle(C, side)
e = OrthogonalLine(C, b)
D = Intersect(d, e, 1)
poly1, a_1, b_1, d_1, c_1 = Polygon(A, B, D, C)