Step-by-step explanation:
[ Refer to the attachment ]
Step-by-step explanation:
(x+1)squared-squared=2x+1 is always odd because sum of even number and odd number is always odd
Answer:
120
Step-by-step explanation:
i did it
Answer:
c
Step-by-step explanation:
no because the adjacent sides are not perpendicular.
Answer:
520.5
Step-by-step explanation: