Answer:
always
Step-by-step explanation:
a straight line is always 180 degrees, and one right angle is always 90 degrees. if you have two right angles, it always adds up to 180 degrees, which is a straight line. therefore, the answer is always.
Each pair has 2 socks so 19÷2= 9 with 1 remaining unmatched sock.
Answer:
5
Step-by-step explanation:
,
Answer:
D
Step-by-step explanation:
given
× 
the 2j on the denominator of the first fraction cancels with the 2j on the numerator of the second fraction, leaving the expression in simplified form as
=
→ D