Per the key: minimum nosing + rise pairing for a stair (28 cm + 3.2 cm option set).
Choices
- (A) 30 cm + 4.0 cm
- (B) 35 cm + 5.0 cm
- (C) 25 cm + 2.5 cm
- (D) 28 cm + 3.2 cm
Correct answer: (D)
28 cm + 3.2 cm
Explanation
Key (D).
Correct answer: (D)
28 cm + 3.2 cm
Key (D).
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