Answer :

To get the answer we can use Pythagorean theroem.
We know that [tex]P^2+R^2=Q^2[/tex]     /-[tex]P^2[/tex]
[tex]R^2=Q^2-P^2[/tex]
Now we can substitute our data.
[tex]R^2=53^2+28^2 \\ R^2=3592 \\ R=60[/tex] - its the answer
thelaughingpumouop2e

Answer:

The answer is C. 45cm

Step-by-step explanation:

Use the Pythagorean theorem to find the length of r.

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