Please help me with number 2 and threee
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Mathematics, 21.06.2019 22:00
Set $r$ is a set of rectangles such that (1) only the grid points shown here are used as vertices, (2) all sides are vertical or horizontal and (3) no two rectangles in the set are congruent. if $r$ contains the maximum possible number of rectangles given these conditions, what fraction of the rectangles in set $r$ are squares? express your answer as a common fraction.
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Mathematics, 21.06.2019 23:00
What ia the sum if the first 7 terms of the geometric series
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Mathematics, 21.06.2019 23:00
Why is it so easy to buy on impulse and overspend with a credit card? what could you do to counteract this tendency?
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