Are these proportional or not? Please write 1. and 2. so I know which graph your talking about. I just need to know if these are proportional or not.

Which expression is equivalent to 5r6141 2r+st6

What properties allow transformation to be used as a problem solving tool

Si la base de un triángulo isósceles mide 70 m y el ángulo opuesto a ésta mide 58°; entonces ¿cuánto mide la altura de dicho triángulo? a) 21.87 m. b) 40.01 m. c) 43.74 m. d) 63.14 m.