Answer:
D
Step-by-step explanation:
If I estmaite the answer from 81% to 80%, then 80*2=160. 160/2=80. 80% to 81 percent.
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Hope this helps you...
Given function is

Consider the functionj

In the given graph, the point at 0 is (0,-3)
Hence the function corresponding to the given graph is

Hence the answer is C. since x=0, then
S = (n-2) x 180 to find the total angles.
5-2*180
3*180
540
540-86-140-138-59=117