Find the least common multiple of the following polynomials x ^ 2 - 1 and x ^ 2 + 2x + 1

Does the construction demonstrate how to copy an angle correctly using technology a) yes the distance between points a and f was used to create circle h b) yes the distance between points f and g was used to create circle h c) no the distance between points a and f was used to create circle h d) no the distance between points f and g was used to create circle h