the arithmetic sequence a sub i is defined by the formula a sub 1 =-4910 a sub i-1 +8 find the sum of the first 575 terms in the
1 answer:
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Answer:
Step-by-step explanation:
∠3 = 180 - ∠1 {linear pair}
= 180 - 105
= 75°
∠2 = ∠3 {Corresponding angles"
∠2 = 75
