Answer: Height of the water is 20 cm.
Step-by-step explanation:
Since we have given that
Base area = 100 square cm
volume of vase shaped like an octogonal prism = 2 liters
We need to find the height of water.
and 1 liter = 1000 cm³
2 liters = 2×1000 cm³
As we know the formula for "Volume":

Hence, height of the water is 20 cm.
If you times 39.99 by 0.20 (20%) then you get your answer of $7.99
Answer:
Step-by-step explanation:
by definition, a hexagon has six sides.
the prefix "hex-" is derived from the greek "hexi-" which means 6
6 ,12 ,18, 24, 30 ,36 ,42, 48,
She will keep adding by 6