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Pitch is expressed as a ratio of _______

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Pitch is expressed as a ratio of _______

(a) Span to ridge

(b) Ridge to span

(c) Rise to span

(d) Span to rise

The question was asked in my homework.

This interesting question is from Types of Roofs topic in division Roofing Materials of Construction & Building Materials

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The correct choice is (c) Rise to span

To explain I would say: Pitch is expressed as a ratio of rise to span. Span is the distance between the supports of an arch or beam. Rise is the vertical distance measured between the wall plate and the top of the ridge.

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