Question: A car heading north collides at an intersection with a truck of the same mass as the car heading east. If they lock together and

A car heading north collides at an intersection with a truck of the same mass as the car heading east. If they lock together and travel at 28 m/s at 45 north of east just after the collision, how fast was the car initially traveling? Assume that any other unbalanced forces are negligible.

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