You need to add x1 and x2 then divide by two, then add y1 and y2
<span>The correct answer is D, filtration of pollutants, which will filter out the pollutants from the air, and will not impact the aqautic life system. Waste products in water causes death of aquatic organisms, so as the disruption of water flow, and sedimentation increase, which causes water clogging. </span>
Answer: Around 760 miles (1,220 km)
At the center of the Earth is the core. According to NASA, It has two parts; The solid, Inner core which's made up of iron has around 760 miles (1,220 km). It's surrounded by a liquid, outer core composed of a nickel-iron alloy. The outer core is approximately 1,355 miles (2,1801 km) thick
Explanation:
