Answer:
A. is your answer.
Step-by-step explanation:
If you look at the picture, you can see that S and T are congruent with each other.
LG and TD are not congruent along with L and D.
A. is your answer.
Answer:
Dave needs to mow 14 lawns to have enough money to buy a bike.
Step-by-step explanation:
180-40=140, 140/10=14. Dave needs to mow 14 lawns to have enough to buy a bike.
So since you know that x^2-1 is equal to (x-1)(x+1),
you can figure that this factors to
(y^2-x^3)(y^2+x^3)
because you know how the difference of two squares formula, stated on the top line of this answer.