Mathematics · Geometry
A bridge engineer is designing a curved arch for a pedestrian bridge. A horizontal steel beam 20 meters long is placed across the underside of the arch, installed 5 meters below the highest point of the arch (which lies at the center of the circular curve). Calculate the radius of the circular arch.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 114.56 m
- 211.18 m
- 312.50 m✓
- 415.73 m
Correct answer
12.50 m
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