Answer:

Step-by-step explanation:
<h3>to understand this</h3><h3>you need to know about:</h3>
<h3>let's solve:</h3>





Answer:
the answer is A
Step-by-step explanation:i just did it
your welcome
Answer:
-1/7
Step-by-step explanation:
Divide the first expression by the second expression.
Answer:
the answer is 6
Step-by-step explanation:
the little triangle is half the size but with the same degree