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.
I can’t see where they are
Answer:
cheating in entrance
Step-by-step explanation:
circumference: 14π
area: 49π