South africa and east africa
Answer:
Without the plants and algae trap and stabilize sediment, it erodes. As coral reefs degrade, habitat for marine life is lost and nearby coastlines become more susceptible to storms, waves and erosion. Corals used to form barriers to protect the shoreline from waves and storms. Without the coral reef structure buffer zones, the shorelines are more susceptible to storms, and floods, property damage, and wind erosion. The seafloor itself erodes too. This means that the seas along those coasts have become unexpectedly deep.
<span>x^2+8x-20=0
Factor the left side of the equation
</span><span><span>(x−2)</span><span>(x+10)</span></span>=<span>0
</span>
Set the factors to both equal the number 0
<span><span>x−2</span>=<span><span><span>0
and/or
</span>x</span>+10</span></span>=<span>0
</span>x = 2 and/or x = -10
Answer:
If lava cools slowly and does not move too fast it forms smooth ropy lava called pahoehoe.
However, if it cools quickly and moves fast it can tear into clinkery pieces called a'a