Answer:
C
Step-by-step explanation:
substitute 2.1 for 't' in the given equation
h = 113.391
x= 12.5
So
2x = 25
4x = 50
6x = 75
line CG is 180 degrees, so 12x + 30 = 180
x = 12.5
where is the rest of the question?
Check attachment for solution
