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Find the values of $P$ and $\theta$ from the information given.
Mathematics 9709 · AS & A Level · Forces and equilibrium
Forces and equilibrium — practice question
At a point, coplanar forces with magnitudes $52\,\text{N}$, $39\,\text{N}$ and $P\,\text{N}$ act in the directions shown in the diagram, and the system remains in equilibrium.
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