Answer:
D
Step-by-step explanation:
To find if a equation is a perfect square trinomial it has to follow the standard of B^2=4ac. In this case they all meet this standard execpt for letter D meaning, that letter D would NOT be your perfect square trinomial
Answer:C.
DDDDDDDDDDDDD
DDDDDDDDDDD
Top is A bottom is B. ........
153.86
use pi x radius squared