Kiesha and her classmates wrote proportions for the reduction of a triangle. A larger and smaller triangle have corresponding heights and bases. Which proportions are set up correctly? Select three options. StartFraction original height over original base EndFraction = StartFraction reduction height over reduction base EndFraction StartFraction original height over reduction height EndFraction = StartFraction original base over reduction base EndFraction StartFraction original height over reduction base EndFraction = StartFraction reduction height over original base EndFraction