The increase in trade and commerce during the middle ages resulted in the increase of the growth of towns and cities.
Answer:
In Africa not all places are able to enforce laws or provide basic goods and services to its citizens because of high crime rates, political corruption, ect.
Explanation:
Answer : The value of
is
.
Explanation :
As we are given 6 right angled triangle in the given figure.
First we have to calculate the value of
.
Using Pythagoras theorem in triangle 1 :




Now we have to calculate the value of
.
Using Pythagoras theorem in triangle 2 :





Now we have to calculate the value of
.
Using Pythagoras theorem in triangle 3 :





Now we have to calculate the value of
.
Using Pythagoras theorem in triangle 4 :





Now we have to calculate the value of
.
Using Pythagoras theorem in triangle 5 :





Now we have to calculate the value of
.
Using Pythagoras theorem in triangle 6 :





Therefore, the value of
is
.
Answer:
Solar energy.
Wind energy.
Geothermal energy.
Hydropower.
Explanation:
Solar energy, Wind energy, Geothermal energy and Hydropower are the renewable resources from which energy is produced and they will never run out because they are produce by nature in large quantity. Solar energy is the energy produced from the sun, Wind energy is the energy produced from the speed of wind, Geothermal energy is the energy produced from the heat of earth and Hydropower is the energy produced due to falling water from higher altitude.