The three points form a right triangle with legs length 3in and 4in. So, the area is

So, both sides of the pillow will require 12 squared inches.
Answer:
Perimeter is 14x+12
Step-by-step explanation:
The perimeter of a rectangle is P=2L+2W, therefore the perimeter is P=2(4x+7)+2(3x-1)=8x+14+6x-2=14x+12
Answer:

Step-by-step explanation:
According to the Parallelogram definition, every Parallelogram have a pair of congruent sides. In this case, Namely
and 
(not listed as an option)
And the opposite angles are congruent too.
So

Answer:
5
Step-by-step explanation:
I think
Hey there!
-35.375 is the answer to that equation.
Hope this was of help, have a great day :)