Answer:
the quadrilateral is qrst then it is a parallelogram because two side of the diagonals
[x^2 + 14x + (1/2•14)^2] - (1/2•14)^2
= [x^2 + 14x + (7)^2] - (7)^2
= (x+7)^2 - 49
If you need an explanation as to how, you can go ahead and ask
Answer:
21y
Step-by-step explanation:
You have to multiply 2 ⋅ 6 = 12
=12y + 3 ⋅ 3y
Then multiply 3 ⋅ 3 = 9
= 12y + 9y
= 12y
Hope it helps :>
-6/7 < -6.7
i hope this helps