Answer:
all i know is that number #2 is A
adding it all up is hard to figure out but #2 will show you that lay out so it mite be easier but i need help on this as well
Step-by-step explanation:
Answer:

Step-by-step explanation:
Given


Required
The area of the shaded sector
This is calculated as:

This gives




p= 1/7
Alright, so first, you need to flip the equation.<span><span>It will turn into p+<span>4/7</span></span>=<span>5/7
Next, you want to get the variable by itself so you need to subtract 4/7 from both sides. 5/7-4/7=1/7
p=1/7</span></span>