Answer:
right triangle
Step-by-step explanation:
We can use the Pythagorean theorem to determine if this is a right triangle
a^2 + b^2 = c^2
13^2 + ( 8 sqrt(13)) ^2 = (sqrt(1001))^2
169 + 8^2 * 13 = 1001
169+64*13 = 1001
169+832=1001
1001 = 1001
Since this is true, this is a right triangle
