The circumference of the blue circle is about: 20 cm
The circumference of the orange circle is about: 10 cm
Answer:

Step-by-step explanation:
Given



Reflection across y-axis
Required
Find C'
For reflection across y-axis, the rule is:

So, the image of C is:


Hence:

20 miles/2 hours = 10 miles/1 hour, therefore her average speed is 10mph
Answer:
11 units i think
Step-by-step explanation:
100000000 needed to take up space to give you answr