Can You Solve?

in math •  6 years ago 

image.jpeg

Have fun solving

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Here have an upright one
image2.jpg

Looks to me to be an error in the fig.4 calculation.
I have the Radius at 12.5556 So C/2+R= 52.000
Therefore the original Circumference = 78.88916144282402
But Fig.4 should have a perimeter of 22.416745180353001996210391315776