The two bars ( | | ) symbolize absolute value
Absolute value is essentially just making the number given positive.
If the given number is already positive then the absolute value is the same as the original number
|-13| is 13
The absolute value of -13 is 13
Hope this helped!
~Just a girl in love with Shawn Mendes
Answer:
1
Step-by-step explanation:
can be expressed as 
= 
Similarly 
can be expressed as 
= 
Numerator becomes:
· 
= 
Denominator becomes:
· 
=
Since numerator = Denominator,
Answer = 1
Edit reason: typo
What exactly are you asking. Are you asking for area or perimeter?
Answer:
area of trapezium in terms of x=1/2*x(x+3+x+1)
Step-by-step explanation:
