Lines k and n are perpendicular
The slope of line k is -6
Fact: The product of slopes of two perpendicular lines = -1
So the slope of line n = -1 ÷ -6 = 1/6
The correct choice is 'D.'
Answer:
x plus 4 divided by 5 minus 9
x + 4 / 5 - 9
1kg = 1000g
1000g/5g= 200g
4.40/5 = 0.88