GeneralMay 23, 2026•Jamie Clarke
Drainage and Roof Pitch: Practical Gradient Calculations for Construction
Get the drainage gradient wrong and water pools where it shouldn't. Get the roof pitch wrong and tiles slide or rain backs up. Here's the maths behind getting both right.
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Math & ScienceMay 14, 2026•Sarah Holloway
Trigonometry in Real Life: How Sin, Cos and Tan Are Actually Used
You learned sin, cos, and tan in school. What they didn't tell you is that they're used to calculate roofing angles, ramp gradients, and satellite positions every day.
Read ArticleMath & ScienceApr 14, 2026•Sarah Holloway
Slope Calculator: Understanding Graphs in Seconds
Slope turns up in drainage, roads, treadmill inclines and finance charts. Once it clicks, you see it everywhere.
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