In circle H with m \angle GHJ= 90m∠GHJ=90 and GH=20 units, find the length of arc GJ.
+14913 In circle H with m \angle GHJ= 90m∠GHJ=90 and GH=20 units, find the length of arc GJ.
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\(C=2\pi\cdot\overline{GH}\\\angle GHJ=90^\circ\\ \overline{GH}=20\)
\((GJ)=\dfrac{2\pi \cdot \overline{GH}\cdot 90^\circ}{360^\circ}=\dfrac{2\pi \cdot 20\cdot 90^\circ}{360^\circ}=31.42\)
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