Answer:
the answer is
x + y + z = 180 degrees
proof
the sum of all angles in the triangles is always equal to 180 degrees
Step-by-step explanation:
Reflection
Step-by-step explanation: It is reflection because it is the same thing just reflected
Swap x and y
Answer: no
find using calculator yourself:))
pi x r x r = pi x 88 x 88 = answer