Answer:
Step-by-step explanation:
GIRL! You should add diagrams to these types of questions. It would really help
That 10cm does not mean point C is 10cm. It means the line AB is 10 cm in total.
And since point C is the midpoint, which means that point C cuts the line AB in half, that makes AC = 5cm
C because adjacent angles share a common line as do angles 2 and 4.
Hope this helps :)
20+7 + 30+3 is that what you meAN
Answer: negative.
Step-by-step explanation:
We know that the slope of the line 
Therefore, the slope for the given data

Hence, the word which describes the slope of the line representing the data in the table = negative.