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| Orange = 3.14159265359 |
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| Proof: R = ( a + b + c ) / 2 |
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| tan BAC = 1.61803398875 |
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| BC = 4.66666666667 = 14 / 3 |
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| R₁ / R = 0.57735026919 |
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| Orange Area = 7.86207548082 Scalable version: Red Area = 4 ( Green Area ) |
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| Proof: a ^ 2 = b ^ 2 + c ^ 2 |
 |
| X / Y = 1 / 4 = 0.25 |
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| Rhombus. Angle AED = 110° |
 |
| BE = 7.21110255093 |
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