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India
Class XI

Gradient of Horizontal and Vertical Lines

Interactive practice questions

Which of the following statements is correct for vertical lines?

A vertical line's gradient is very large because it is so steep

A

A vertical line has a gradient that is undefined because, when calculating the gradient using the formula $\frac{\text{rise }}{\text{run }}$rise run , the run is $0$0 and it is not possible to divide a number by $0$0

B

A vertical line's gradient is equal to $0$0 because when calculating the gradient using the formula $\frac{\text{rise }}{\text{run }}$rise run , the run is $0$0

C
Easy
< 1min

Which of the following are true if the slope of a line is zero?

Easy
< 1min

What does it mean if the slope of a line is undefined? Select the two correct options.

Easy
< 1min

Find the gradient of the line.

Easy
< 1min
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Outcomes

11.CG.SL.1

Brief recall of 2D from earlier classes. Slope of a line and angle between two lines. Various forms of equations of a line: parallel to axes, point-slope form, slope-intercept form, two-point form, intercepts form and normal form. General equation of a line. Distance of a point from a line.

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