Answer:
7.75
Step-by-step explanation:
7.5+8=15.5
15.5/2=7.75
F would be 1. G would be 4. E would be negative 3
Answer: look up graphing calculator on google (Desmos) and type in that equation. it should show u the graph
Equation :
[x(x+4)]/2=6 (as (b*h)/2=A)
x*x + 4*x -12 = 0
so, x = 2 units(as -6 is negative)