Pythagoras’ Theorem - Applications of Pythagoras’ Theorem
Pythagoras’ Theorem - Applications of Pythagoras’ Theorem
IP 2
3 marks
The diagram shows a parallelogram \(ABCD\). Point \(E\) lies on \(DC\) produced such that angle \(BEC = 90^\circ\), \(AB = 7\text{ cm}\), \(CE = 3\text{ cm}\) and \(BC = 5\text{ cm}\). Calculate the length of \(AC\).[3]
Solution:
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Answer:\(AC=4\sqrt2\text{ cm}\) (about \(5.66\text{ cm}\)).
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