When a side of an inscribed angle contains a diameter of the circle, it is easy to see that the measure of the inscribed angle is half the measure of its intercepted arc: because triangle AOB is isosceles (BO and AO are radii). But. because an external angle of a triangle is the sum to the two remote interior angles.
How it is Used. Chlorine is commonly used to kill bacteria in water. It is widely used to purify swimming pool, spa and drinking water. When it is dissolved in sodium hydrate it can be made into chlorine bleach or disinfectant.Disinfectant is used to kill germs, and chlorine bleach is used to whiten clothes and to disinfect.ow it is Used. Chlorine is commonly used to kill bacteria in water. It is widely used to purify swimming pool, spa and drinking water. When it is dissolved in sodium hydrate it can be made into chlorine bleach or disinfectant.
Chlorine dioxide is used to kill microbes in the bloodstream. How effective it is on any given microbial disease depends on the life-cycle of the microbe. For example, it has a 100 percent cure rate on malaria because the malaria microbe is always in the bloodstream.