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Given the following information, calculate the perimeter of triangle RST. Assume triangle RZX is similar to triangle RST.
RZ = 21, RY = 24, RX = 42, ZY = 9, and SW = 15.

Given The Following Information Calculate The Perimeter Of Triangle RST Assume Triangle RZX Is Similar To Triangle RST RZ 21 RY 24 RX 42 ZY 9 And SW 15 class=