Answer:
a rightangle triangle
Step-by-step explanation:
because 72+18=90 degrees
when a side is 90 degrees in a triangle, it is right-angled.
hope this helps you!!
Dang so he fat step by step
Answer:
I think it is B) 0
Step-by-step explanation:
The angle sum of triangle is 180 degrees, so 180-125 = 55