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Deepak Bora
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In Figure 1, ABC is an isosceles triangle right angled at C with AC = 4 cm. Find the length of AB

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CBSE 10th Class past year question paper

Year 2019

SET 1, Code Number – 30/2/1

Question number – 6 (a)

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1 Answer

  1. ∆ABC is Isosceles ∆

    ∴ AC = BC

    ∴ AC = BC = 4 cm

    AB = √ (4² + 4² )

    ∴ AB = 4 √2 cm

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