Those are the right answer or i don’t think so i really don’t know i. really need help

What is the reflection image of (5,-3) across the line y = -x?

Which shows the correct lengths of side c in both scales? scale 1: 45 m; scale 2: 60 m scale 1: 60 m; scale 2: 45 m scale 1: 36 m; scale 2: 27 m scale 1: 27 m; scale 2: 36 m mark this and return save and exit

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?