Question

A building code regulation requires that the slope of the riser to the tread of a staircase be 60% with an absolute deviation of 10%. Find the maximum and minimum slopes of the staircase. ( see attachment)

Answer 1

does this mean that the tread can be with 50 to 70%?

Answer 2

60/100 = 6/10 = 3/5 slope +- 10% is what I think its saying

Answer 3

Yeah . Thanks.

Answer 4

cool :)

Answer 5

thats the older version of "kewl"

Answer 6

Haha , And then there's " Coolio & Coolies "