Answer:
2nd option
Step-by-step explanation:
A difference of squares has the general form
a² - b²
where the terms on either side of the subtraction ( the difference ) are both perfect squares.
The only one fitting this description is
16a² - 4y²
= (4a)² - (2y)² ← difference of squares
Answer:
Step-by-step explanation:
c
Answer:
4.166666667
Step-by-step explanation:
Answer:
Step-by-step explanation:
All four sides are congruent.