3 Connecting Circles

on . Posted in Plane Geometry

  • circular arc triangle 23 connecting circles (a two-dimensional figure) has three equal length arcs connecting at the vertices bound by circles.
  • a = b = c
  • 3 arcs
  • 3 vertexs

 

Arc Length of a Circle Arc Triangle formula

\(\large{ n = \frac{\pi}{3} \;r  }\) 
Symbol English Metric
\(\large{ n }\) = arc length \(\large{ft}\) \(\large{m}\)
\(\large{ \pi }\) = Pi \(\large{3.141 592 653 ...}\)
\(\large{ r }\) = radius \(\large{ft}\) \(\large{m}\)

 

Area of a Circle Arc Triangle formula

\(\large{ A_{area} =  \frac{  \left( \sqrt{ \frac{3}{2} } \;+\; 3 \right) \; r^2 \;-\; 3\;r\;n \;-\; 3\;r\;i  }{2}  }\) 
Symbol English Metric
\(\large{ A_{area} }\) = area \(\large{ft^2}\) \(\large{m^2}\)
\(\large{ i }\) = arc insert \(\large{ft}\) \(\large{m}\)
\(\large{ n }\) = arc length \(\large{ft}\) \(\large{m}\)
\(\large{ r }\) = radius \(\large{ft}\) \(\large{m}\)

 

Insert of a Circle Arc Triangle formula

 \(\large{ i = 1 - \sqrt{ \frac{3}{2} } \; r  }\) 
Symbol English Metric
\(\large{ i }\) = arc insert \(\large{ft}\) \(\large{m}\)
\(\large{ r }\) = radius \(\large{ft}\) \(\large{m}\)

 

Perimeter of a Circle Arc Triangle formula

\(\large{ P = 3\;n  }\) 
Symbol English Metric
\(\large{ P }\) = perimeter \(\large{ft}\) \(\large{m}\)
\(\large{ n }\) = arc length \(\large{ft}\) \(\large{m}\)

 

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Tags: Perimeter Arc Length