Find the length of the required side — task. Mathematics CBSE, Class 10.

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Answer variants:

13

$5$

$5 \sqrt{2}$

The triangle

$PQR$ is right-angled at

$Q$ . If

$\angle QRP$

$=$

$45 °$ and

$PR$

$=$

$5 \sqrt{2}$

$cm$ , then find the length of the side

$QR$ .

Answer:

The length of the side

$QR$

$=$

$cm$

$1$

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