Solving systems of linear inequalities

Anyone know? will mark brainliest if correct

Abcd is a square. what is the measure of angle bac

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