Answer:
the sum is zero
Step-by-step explanation:
A is equal to 8, B is equal to -8. 8+(-8)=0
Expand the equation which gives you
2n+4n
2n+4n=6n
Answer:
They are vertical angles
Step-by-step explanation:
They are congruent because they are across from each other over a straight line. They are also called vertical angles.
Answer:
4 units
Step-by-step explanation:
i hope its right
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