# CBSE Class 10 Answered

**question**

Asked by arindeep.singh | 05 Sep, 2020, 22:34: PM

Expert Answer

Draw OE parallel to AB and CD.

In ABD, OE || AB

By Basic Proportionality theorem,

... (i)

In CDA, OE || CD

By Basic Proportionality theorem,

... (ii)

From (i) and (ii), we get,

Or,

Answered by Renu Varma | 07 Sep, 2020, 12:01: PM

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