(Refer to Exercise 87.) Use the following system of equations to determine the forces or weights W1 and W2 exerted on each rafter for the truss shown in the figure.
The simplest type of roof truss is a triangle. The truss shown in the figure is used to frame roofs of small buildings. If a 100-pound force is applied at the peak of the truss, then the forces or weights W1 and W2 exerted parallel to each rafter of the truss are determined by the following linear system of equations.
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