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Find the length of cu, the triangles are similar.

Before simplifying, how many terms are there in the expression 2x - 5y + 3 + x?

During a bike challenge riders have to collect various colored ribbons each 1/2 mile they collect a red ribbon each eighth mile they collect a green ribbon and each quarter mile they collect a blue ribbion wich colors of ribion will be collected at the 3/4 markrer