D because it can't be unique since many triangles can share these characteristics. It can't be more than one triangle and the triangle is possible.
Answer:
Right Triangles and the Pythagorean Theorem
1.The Pythagorean Theorem, a2+b2=c2, a 2 + b 2 = c 2 , can be used to find the length of any side of a right triangle.
2.The side opposite the right angle is called the hypotenuse (side c in the figure).
Answer:
y=31.4
Step-by-step explanation: Just add 18.4 to 13.