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Mathematics, 05.05.2021 23:50 hi510hello

Equal Tread
Riser
Stair Angle
A carpenter wants to build a staircase in which each riser has a height of 6 inches and each tread has a length of
11 inches.
Which of the following expressions is equal to the stair angle?
A sin
tan-1
11
csin
D tan

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Equal Tread
Riser
Stair Angle
A carpenter wants to build a staircase in which ea...
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