1. North America, Africa, Asia, Europe
2. South America, Antarctica, and Australia
3. North America, South America and Antarctica.
<span>data: 2, 5, 9, 11, 17, 19
</span>
median is the middle number
median = (9+11)/2 = 10
mean = average
mean = (2 + 5 + 9 + 11+ 17 + 19)/6
mean = 63/6
mean = 10.5
Answer:
Part 5) 
Part 6) The ratio between the circumference and diameter of a circle, is equal to the number π
Step-by-step explanation:
<u><em>The questions in the attached figure</em></u>
Part 5)
we know that
The circumference of a circle is equal to

where
D is the diameter
we have

substitute


Part 6) What is the ratio between the circumference and diameter of a circle?
we know that
The circumference of a circle is equal to

where
D is the diameter
so
The ratio between the circumference and diameter of a circle, is equal to divide the circumference by the diameter

Answer:

Step-by-step explanation:






Hence, the correct answer is 