For the given right triangle, the perimeter is 60cm, so the correct option is D.
<h3></h3><h3>How to get the perimeter of the triangle?</h3>We can see a right triangle, by using the Pythagorean theorem we can get the missing cathetus:
Now we know the measure of the 3 sides, then the perimeter of the given triangle is:
P = 15cm + 20cm + 25cm = 60cm
The perimeter of the triangle is 60cm.
If you want to learn more about right triangles:
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