Answer:
85°
Step-by-step explanation:
The exterior angle of a triangle is=sum of the opposite interior angles
So
? °=45°+40°
Answer:
Simplify the expression.
−
1b^{2}+
13
b
Step-by-step explanation:
X=8
X=3
Sorry if it’s wrong
Answer:
28
Step-by-step explanation:
n can be represented as 1.
29 - 1 = 28
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