The area formula for a parallelogram is base*height=area. Make an equation. You know the area and the height, so plug that into the equation, and you get x*18=396. Solve for x by dividing 396 by 18 and you get 22. So, the base is 22cm.
P-6 because you subtract the variable from the 6
Answer:16/25
Step-by-step explanation:
0.64=64/100=16/25