Explanation:
Fertile productive soils are soils for which internal and external factors relating to the soil itself, such as heat and rain, are suitable.
Answer: a
Explanation: st. petersburg is a very wealthy and populated city
Can you translate this to English and maybe I can help?
Answer:
ethiopian highlands, kalahari deserts
The circumference of circle is 20.096 units
<em><u>Solution:</u></em>
Given that circle has a diameter with endpoints at (10, 8) and (5, 4)
To get the diameter, find the distance between the end points
<em><u>The distance between two points is given by formula;</u></em>

Here the points are (10, 8) and (5, 4)

Substituting the values we get,


Thus the diameter is 6.4 units
<em><u>The circumference of the circle is given by formula:</u></em>

Where "d" is the diameter of circle

Thus circumference of circle is 20.096 units