Identify each pair of angles as alternate interior, corresponding, alternate exterior, or none of these. <2 and <7, <4 and <8, <1 and <8, <1 and <5, <4 and <7.

Jack lives on a farm and has a large backyard. the area of his rectangular backyard is of a square mile. if the width of the yard is of a mile, what fraction of a mile is the length of the rectangular backyard?

Ten times the square of a non-zero number is eqaul to ninety times the number

Jack did 3/5 of all problems on his weekend homework before sunday. on sunday he solved 1/3 of what was left and the last 4 problems. how many problems were assigned for the weekend?