Make x the subject of the formula

The graph of fx shown below has the same shape as the graph of gx = 3x^2 but is shifted down 2 units

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

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.