Answer:
A crystal face tends to be dull and rugged where a cleavage plane (most commonly seen in mica) is smooth and shiny, only being dull towards the edges it splits.
I would say the middle section
The answer is 14 because Mesopotamia means between two Rivers and 14 is the one between two rivers
<span>More than half of Africa's source of energy comes from coal. Its coal production and waste led to several environmental problems like wildfire and diseases. In one mine leak incident in Africa, last 1953 brought poison on the water supply killed thousands of marine life.</span>
Answer:

Explanation:
Given:

Required:
Coordinates of the Midpoint of HX
Solution:
Midpoint (M) of HX, for
is given as
.
Let 

Thus:

Convert to improper fractions




