# Area of compound shapes

Recognise area as additive; find areas of rectilinear figures by decomposing into non-overlapping rectangles and summing their areas

Builds on: Understanding angles (age 8+) (hard, https://ai.page/c/understanding-angles-age-8-maths/en.md)

Concept id: area-of-compound-shapes. Subject: maths. Licence: CC BY-SA 4.0.

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