Answer:
the perimeter is 25 miles
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
8.0m questions
10.7m answers