With what speed does the truck then strike the tree

Reference no: EM13323846

The driver of a truck slams on the brakes when he sees a tree blocking the road. The truck slows down uniformly with acceleration -5.45 m/s2 for 4.20 s, making skid marks 64.1 m long that end at the tree. With what speed does the truck then strike the tree?

Reference no: EM13323846

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