Ok, find change then divide by years elapsed
change=310-280 million=30 million
number of years elapsed=10
30mil/10=3mil
3million per year was the population growth rate
Answer:
A. the set of all points in a plane that are the same distance from each other surrounding a given point called the center. hope this helps
Step-by-step explanation:
- Zombie
4/7 and 10/17.5
18/8 and 9/4
Proportions
2/3 and 9/12
3/8 and 6/141
7/5 and 27/20
Not a proportion
Step 2 is where the error was made.
Answer:
Step-by-step explanation:
Area of semi-circle is 
≈ 
× 4² ÷ 2 ≈ 25 cm²
Area of square is 8² = 64 cm²
Total area is 25 + 64 = 89 cm²
