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.
Answer:
156
Step-by-step explanation:
??????? That Doesn't Make Sense
Answer:
19/7
Step-by-step explanation:
The additive inverse of 7/19=1 : 7/19= 19/7
