Answer:
$9.00
Step-by-step explanation:
Given that $1.8 is 20% of the breakfast cost.
-We can use proportions to find the 100% cost of the breakfast before the tip.
-Let x be the full breakfast cost:

Hence, the full breakfast cost is $9.00 before the tip.
Answer: and the top right one is a 115 degree angel
Step-by-step explanation: I hope I helpt you with this
The formula to find the area of a circle is A=r^2pie