Assertion: heptagon's value | /r/HasProperty | 2 sin
Facets:
Source sentences:
text: 2}\approx 0.86603} for the side of the heptagon inscribed in the unit circle while the exact value is 2 sin ⁡ π 7 ≈ 0.86777
text: 2}\approx 0.86603} for the side of the heptagon inscribed in the unit circle while the exact value is 2 sin ⁡ π 7 ≈ 0.86777 {\displaystyle \scriptstyle 2\sin