Area of Sector / Arc Length and Perimeter

Area of Sector =

Arc Length =

Perimeter =

Reveal Answer

Next Question

A = (0, 0)
h: (Random[2, 10] * 0.5)
B: (h, 0)
f = Segment(B, A)
a = Random(20, 360)
A' = Rotate(A, a, B)
α = Angle(A, B, A')
g = Segment(B, A')
c = CircleArc(B, A, A')
k: α / °
AOS: (((k / 360 * π) * h) * h)
AL: (((k / 360 * π) * 2) * h)
Per: AL + (2 * h)
text5: "" + AOS + " cm²"
text6: "" + AL + " cm"
text7: "" + Per + " cm"
l: false
text9: "Angle is = " + α + ""
b: (2 * h)
text8: "Diameter is = " + b + " cm"