All that is needed is for you to graph the points and if they form a line, they will be collinear. If not, they will not be collinear.
Answer:
angle CDE is 10 degree
Step-by-step explanation:
As angle C is 90
Angle E is equal to angle B which is 80 (180-100)
so 90+80+X=180
X=180-170
X=10
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Answer:11^3
Step-by-step explanation: