Can someone help me on this Geometry Question? I am very confused. Find the coordinates of U' after a reflection across parallel lines; first across the line x=-2 and then across the line x=-1.

How can you construct perpendicular lines and prove theorems about perpendicular lines

You dug a hole that was 8 feet deep. after taking a short break, you dug down 3 more feet in the same hole. when finished digging, a tractor accidentally filled the hole with 4 feet of dirt. how deep is your hole now?

When i'm with my factor 5, my prodect is 20 .when i'm with my addend 6' my sum is 10.what number am i