- #1

ignacioserra

- 6

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## Homework Statement

A painting hangs from two identical silk ropes that form an angle of 120º. Both ropes make forces of 400 N each to keep it in place.

## Homework Equations

a. Find the combined force of both silk ropes.(I have already done it)

b.

**How heavy is the painting?**(need help in this one)

## The Attempt at a Solution

I don't know what the Formula I have to use, to resolve the second one.

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