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Geometry Study Cards
Free GCSE Maths Geometry Flashcards
Practice area and volume formulas, angle rules, circle theorems and geometric transformations with these free Maths flashcards. Covers the geometry topics that come up most in GCSE exams.
Question
What is the sum of interior angles of a triangle?
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Answer
180°
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Question
What is the sum of interior angles of a quadrilateral?
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Answer
360°
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Question
What is the formula for the sum of interior angles of a polygon?
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Answer
(n − 2) × 180°, where n = number of sides.
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Question
What is Pythagoras' theorem?
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Answer
In a right-angled triangle: a² + b² = c², where c is the hypotenuse (longest side, opposite the right angle).
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Question
What is the area of a circle?
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Answer
A = πr², where r = radius.
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Question
What is the circumference of a circle?
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Answer
C = 2πr = πd, where r = radius and d = diameter.
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Question
What is the area of a trapezium?
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Answer
A = ½(a + b)h, where a and b are the parallel sides and h is the perpendicular height.
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Question
What is the volume of a cylinder?
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Answer
V = πr²h, where r = radius and h = height.
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Question
What is the volume of a cone?
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Answer
V = ⅓πr²h, where r = base radius and h = perpendicular height.
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Question
What is the volume of a sphere?
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Answer
V = (4/3)πr³, where r = radius.
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