Question

What is the perimeter?
Help plz... And
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I repeat No links!!

Answer 1

the perimeter is 25 miles

Answer 2

30 mi

Explanation:

This is a right triangle, so the Pythagorean Theorem applies:

13^2 + x^2 = 12^2, or

x^2 = 25 and x = 5.

The perimeter is the sum of the dimensions of this triangle:

12 mi + 5 mi + 13 mi = 30 mi