Answer:
-34
Step-by-step explanation:
Combine like terms
Hope this helped! Have a great day!!
She makes 20 observations in all, because there are 5 groups with 4 students in each group. 5x4=20
Answer:
you need the formula for the cone , Korc
Step-by-step explanation:
formula for cone = *π**h
they tell us that the diameter is 8 so r = 4
and that h = 9
volume of cone = *π**9
VoC = 150.796
VoC = 150.8 ( to the nearest 10th)