The skew lines are CG, DH, AD, BC.
The parallel lines are BC, EH, FG.
<h3>What is skew lines?</h3>
Two or more lines which have no intersections but are not parallel.
As, by the definition
The lines skew to EF is CG, DH, AD, BC
The parallel to AD is BC, EH, FG.
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Answer:

Step-by-step explanation:
From the question, we understand that:
---- First Term
---- Common difference
Required
Determine the nth term
nth term of a sequence is calculated using:

Substitute values for
and 

Open bracket

Collect Like Terms:


Hence, the nth term of the sequence is:

Answer:
option: A
Step-by-step explanation:
" if for a polynomial with rational coefficients has irrational roots then these irrational roots will always appear in pair " .
we are given that
and
are two roots of a polynomial equation with rational coefficients, then it's complex conjugate is also a root of this polynomial equation i.e. '
' and '
' are also roots of this polynomial equation.
Hence, option A is correct.
Answer:
4:30 pm
Step-by-step explanation: 33/2 is 16 1/2 cause 2 goes into 33 16 times with 1 left over two equals half so 16 and 1/2 hours is 4:30 pm
Answer: it’s 71
Step-by-step explanation: