Math, asked by DDevil2, 5 months ago

plss answer fast guyss thanks

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Answers

Answered by savio2006pcj9c3

1

Answer:

Perimeter =40cm

Step-by-step explanation:

Triangle PQR is a 45-45-90 triangle.

PQ=1/root 2x QS

= 1/root 2x 10 root 2 note ..put the symbol of root

= 10cm.

Perimeter of PQRS =4x side

=4x 10

=40cm.

You can also find PQ using Pythagoras theorem.

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