Answer:
C
Step-by-step explanation:
River valley provided fertile land and access to water.
Not:
dense forests: hard to navigate, not suitable for ancient civilizations
mountain passes: same reason as above
smooth coastlnes: settlements potentially could be washed away or destroyed. Access to fresh, non-salt water, also was harder than that of settling in river valleys
Answer:
3.0 x 10^1
Step-by-step explanation:
Step 1) 4,500,000,000 / 149,600,000 = about 30
Step 2) 3.0 x 10^1 = 30
A unit rate is when rates are expressed as a quantity of one.
Isolate z by itself:
To simplify variables with powers, subtract the smaller power from the bigger power:
The exponent will be
-3.
Answer:
- Circumference
- Area
- Circumference
Step-by-step explanation:
Circumference would be if the situation is asking for the amount of something around the edge. For example, the number of tiles to be placed around the swimming pool would be asking for circumference.
Area would be if the situation is asking for the amount of something spread through the entire item. For example, the amount of water total in a swimming pool would be asking for area.
Hope it helps!