Triangle within a Circle

Triangle within a Circle with Hypotenuse equal to the Diameterr

Created by Mr.Lafferty@mathsrevision.com

Centre

∡ DFB

∡ FBD

∡ BDF

Triangle within a Circle with Hypotenuse equal to  Diameter

Size = 3.5 (slider from 1 to 5, step 0.5)
C = (1, 3)
A = Intersect(xAxis, yAxis)
c = Circle(A, Size)
B = Point(c)
a = Line(A, B)
D = Intersect(c, a, 2)
E = Point(c)
F = Point(c)
b = Line(D, F)
d = Line(F, B)
G = Intersect(a, b)
poly1, f, d_1, b_1 = Polygon(D, B, F)
α = Angle(D, F, B)
β = Angle(F, B, D)
γ = Angle(B, D, F)
e = false
g = false
h = false