Answer:
30
Explanation:
Use pythagorean Theorem to find the hypotenuse
a² + b² = c²
5² + 12² = c²
25 + 144 = c²
169 = c²
Take the square root of both sides
c = 13
--------------------------
Perimeter = 5 + 12 + 13
p = 30
5.2m questions
6.7m answers