# Heron's formula + reason - math problems

#### Number of problems found: 1

- Circular railway

The railway connects in a circular arc the points A, B, and C, whose distances are | AB | = 30 km, AC = 95 km, BC | = 70 km. How long will the track from A to C?

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See also our trigonometric triangle calculator. Heron's formula - math problems. Reason - math problems.