Arc

Calculate span of the arc, which is part of a circle with diameter d = 20 m and its height is 6 m.

Correct result:

x =  18.3303 m

Solution:

d=20 m r=d/2=20/2=10 m h=6 m  x=2 r2(rh)2=2 102(106)2=4 21=18.3303 m



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