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Exam-Style Questions on Mensuration AlgebraProblems on Mensuration Algebra adapted from questions set in previous Mathematics exams. |
1. | IGCSE Extended |
A circle is drawn inside a square so that it touches all four sides of the square.
(a) If the sides of the square are each \(k\) mm in length and the area of the red shaded region is \(A\) mm2 show that:
$$4A=4k^2-\pi k^2$$(b) Make \(k\) the subject of the formula \(4A=4k^2-\pi k^2\)
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