![\boxed{ \boxed{\huge{ \mathrm{ \underline{ Answer } ✓ }}}}](https://img.qammunity.org/2022/formulas/mathematics/high-school/y9e5k72vhtdcan4x4ztfcaqlwt5ck9afz9.png)
Figure - 1 :
Let the missing side as " n "
![\mathrm{ \triangle DEF \sim \triangle DRQ}]()
Therefore the sides will be proportional,
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Figure - 2 :
Let the missing side as " m "
The Triangles are similar, therefore their sides will be proportional.
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![\mathrm{ ☠ \: TeeNForeveR \: ☠}](https://img.qammunity.org/2022/formulas/mathematics/high-school/qwx6wibzl2jhayyw4i8ov0g6kd0w94q0gy.png)