# math

posted by
**justin**
.

In the glass atrium at the entrance to the city aquarium, a designer wants to suspend a 2400-N sculpture of a dolphin. It will be secured by three chains, each of length 4 m. The chains are anchored to the ceiling at three points, spaced

3 m apart, that form an equilateral triangle. a) Determine the magnitude of the tension in each chain.