Answer:
30°
Step-by-step explanation:
Line AB and BC are tangents to the given circle.


Alternatively, <ABC and <AOC are supplementary because AB and BC are tangents.


The correct choice is A.
Answer:cost of a friends meal in terms of a is 35/a and cost of each friends meal when the nunber if friends is 5 is $7
Step-by-step explanation:
Answer:
yes but it depends on how many friends are in the friend group
Multiply the first equation by 2
2x + 2y =30
now we’ll add the second equation to the first equation
2x + 2y =30
-2x+5y= -2
7y=28
divide by 7
y=4
now plug y back into the first equation
x + 4 = 15
subtract 4
x=11