A customer bought 42 million minutes of phone time each min cost 2 cents what was total bill
1 answer:
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Answer:
1. x = 5
Step-by-step explanation:
1.
The Trapezoid Midsegment Theorem states that a line segment connecting the midpoints of the legs of the trapezoid is parallel to the bases, and equal to half their sum.
In this problem you can see that 5x - 1 is the midsegment of the trapezoid, so using the rule:
solve:
2. Diagonals are congruent
You can see in this picture that the diagonals are not always congruent:
The denominator in each term of the series is a square number, but neither 
nor 
are squares. So none of (1), (2), and (4) can be correct. The answer must be (3).