AQA · Mathematics · 8300
GCSE Maths: Area: L – shape
Geometry & Measures · AQA GCSE Maths (8300). Cards are generated from the Corbettmaths practice questions for Area: L – shape (Corbettmaths Video 42), and every card links back to the exact page it came from. Practice tests are drawn from this deck’s own cards. Source material © Corbettmaths — used with attribution.
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How do you calculate the area of a compound shape?
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Break it into simpler shapes (rectangles, triangles, circles, etc.), find the area of each, then add or subtract as needed.
What is the formula for the area of a trapezium?
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Area = ½ × (sum of parallel sides) × height, or A = ½(a + b)h
When a circle is cut out from a rectangle, how do you find the shaded area?
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Calculate the rectangle's area, subtract the circle's area.
What is the formula for the area of a circle?
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A = πr², where r is the radius.
If you know a circle's diameter, how do you find its radius?
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Divide the diameter by 2: r = d/2
What does it mean to give an answer to 2 decimal places?
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Round the number so it has exactly two digits after the decimal point (e.g., 12.3456 → 12.35).
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