Step-by-step explanation:
100%
20 x 5 = 100
Hope this helped
C
D is too low and the others are above 93 so its C
I am sorry but this is incomplete. If you would like to PM me the full question I would love to help?
Answer:
a. x² + 10x + 25
Step-by-step explanation:
because
(x + 5)² = (x + 5)(x + 5) = x² + 5x + 5x + 25 = x² + 10x + 25
so, it is a perfect square of (x + 5).