Question

1

Line A: y = -√x+2
-1
Line B: y =
2
Line C: y = 2x+4
1
Line D: y = 2** 4
5
Which lines are perpendicular?
4
A A and B
BA and C
C B and C
-X+7
DA and D

Answer 1

C. Lines b and c

Perpendicular lines is when the slope (number in front of the x) are opposite reciprocals (numerator and denominator switched; sign switch to negative)