What is the sum of (a)/(a^(2)+2a+1)+(1)/(a^(2)+4a+3)?

A)26•2=52there are 2 sides with the same length116-52=64the other 2 side have to be half of 64 each64/2=32the width is 32b)make two sentences about these steps because your teacher knows how you write and explain things.

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Ithink it is b and d