The |x| operator means 'absolute value' or the positive value of the negative values. To help this make sense, here's a visual representation:

But,

Do you see what I mean? BTW, your answer will just be 8 + 8 or 16.
Answer:
Opposite angles are right angles.
Step-by-step explanation:
There are no right angles in a parallelogram.
Area of rectangular prism is given by:
A=2(wl+hl+lw)
where w=width h=height, l=length
checking for given options
1. 8 ft, by 4ft by 3ft
Area = 136 square feet
5. 3 feet by 5 feet by 7 feet
Area =142 square feet
so our first and last option matches the requirement of area less than 160 square feet.
Answer:
here ya go
Step-by-step explanation:
1. 20
2.1793
3. 1943
im noy to sure on the bottom ones but use ctrl f in the notes you use for this or something and type in the "transacted" or something in the question and your answer should pop up