Which function displays the fastest growth as the x- values continue to increase? f(c), g(c), h(x), d(x)

Based on what i know about mean, this doesn't add up.

Which one is true about the hexagons ?

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.