The perimeter of a rectangle is 50 feet and its area is 154 feet. What are the dimensions of the rectangle
1 answer:
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Answer:
Let 'a' be the first term, 'r' be the common ratio and 'n' be the number of terms
Series = 2+6+18.......= 2+2•3¹+ 2•3².......= 728
Now,
So,
Therefore, number of terms is 6
- 6 is the right answer.