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Corners in a quadrilateral
Sum of the four angles in a quadrilateral is 360 degrees. Calculate the size of an angle, based on three given angles.
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Sine function
Elements of the sine function: amplitude, equilibrium line and period. You receive a job description and get the requested information from it.
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Working out squares with remarkable products
Calculate the following squares using the rule of remarkable products.
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Proportions
An exercise on solving proportions: a/b = c/d means ad = bc.
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Distributivity in multiplication
Working out multiplications using distributivity: e.g. 31x11 = (30+1)x(10+1) = 300 + 30 + 10 + 1 = 341.
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Square roots of natural numbers
This exercise is about square roots of natural numbers, which have a natural number as a solution.
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Elections: Quiz
View the Karrewiet report on the elections . You then solve multiple choice questions about the broadcast.
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Sign of sine, cosine and tangent: Exercises
Exercises on the sign of sine, cosine or tangent (positive, negative, 0, 1 or -1).
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Problems with percentages: Exercise
Problems with percentages about profit, discount, increase and decrease.
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Experience AI, the excitement of AI in your classroom: Educational program about AI
Experience AI is an educational program that provides advanced resources on artificial intelligence and machine learning for teachers and students. Developed in partnership with the Raspberry Pi Foundation and Google DeepMind, the program supports …
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eChalk: Interactive exercises
eChalk is a commercial website. You'll find a collection of hands-on activities, games, animations, simulations and quizzes created with a strong focus on learning through fun.
The tools are specifically designed for classroom teaching and are ideal …Translated by
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Cube: Unfolding
Development or unfolding of a cube based on various images.
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