Answer:
a = 127°
Step-by-step explanation:
The 3 angles lie on a straight line and have a sum of 180°, that is
15° + a + 38° = 180°
53° + a = 180° ( subtract 53° from both sides )
a = 127°
Step-by-step explanation:
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Divide 2,800 by 25 which equals 112, there are 112 rows in total
Answer:
The answer is D
Step-by-step explanation:
D
