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Deepak Bora
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In Figure 2, DE II BC. Find the length of side AD, given that AE = 1·8 cm, BD = 7·2 cm and CE = 5·4 cm.

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CBSE 10th Class past year question paper

Year 2019

SET 1, Code Number – 30/2/1

Question number – 6 (b)

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1 Answer

  1. DE II BC

    AD/BD = AE/CE

    AD/7.2=1.8/5.4

    AD = ( 7.2 × 1.8 ) / 5.4

    ∴ AD = 2.4 cm.

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