Step-by-step explanation:
<u>Step 1: Subtract 87 from both sides</u>


<u>Step 2: Factor</u>


and 
and 
Answer: 
Answer:
44.68 square cm
Step-by-step explanation:
To find the area of the whole circle you use the formula pie x r^2
then multiply that area by 40/360 because that is the area of the sector
Answer:
The answer would be 4 units
Step-by-step explanation:
Hope this helps!!!
Answer:
12 in
Step-by-step explanation:
i don't know, you didn't show me the picture.
5,280 is greater because there is 1,760 yards in a mile.