Which of the following lines is perpendicular to the equation given below? y = -2x + 8

2x + y = 4
2x + y = 4

x - 2y = 6
x - 2y = 6

2x - y = 1
2x - y = 1

x + 2y = 8

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

Which of the following can be used to explain a statement in a geometric proof?

Find │–14│ a. 14 b. –14 c. start fraction 1 over 14 end fraction