if the total height of the stairs is 18 cm – Discussion Forum

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Virat

Asked: October 3, 2026In: Class 9 Maths

An accessibility ramp for wheelchairs is to be made alongside the staircase. The guidelines given for the slope of the ramp is 1 cm vertical rise to 12 cm horizontal length. What should be the horizontal length of the ramp if the total height of the stairs is 18 cm?

The given slope ratio is 1 / 12. For a total vertical height of 18 cm, the horizontal length must be 18 × 12 = 216 cm, which equals 2.16 metres. Cbse released Class 9 Ganita Manjari Part 2 book Chapter ...