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The measure of an angle is 4y°. Find the measure of its supplement.
A) (180 + 4y)°
B) (180 - 4y)°
C) (90 + 4y)°
D) (90 - 4y)°

Answer :

sum of supplement = 180
so 180 - 4y is another supplement angle

answer is B) (180 - 4y)° 

B) (180 - 4y)°

Answer:

B) (180 - 4y)°

Step-by-step explanation:

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