For 49 It's 4*12 and 2*24 and 1*48 and for 64 it's 8*8 and 2*32
Answer:
12 is the answer
Step-by-step explanation:
¾ × x = 9
x = 12
In any trapezoid, the area is given by

where B and b are the two bases, and h is the height. You're given all these elements already, so you only need to plug the values in:

Answer:
I think it's {3, 6, 12, 18}
Step-by-step explanation:
Domain: all x-values that are to be used (independent values).
Where did the 9 and 2 come from