When shopping, you use a math calculation to see if the price is on sale and how much it costs, and when adding up all the things you bought, by mostly rounding.
Hope helps!-Aparri
Answer:
1: yes
2:no
3:yes
Step-by-step explanation:
that's what i know
0.6 or 18/30 because 9 divided by 15 is .6
Option A:
is the equation of the circle
Explanation:
The equation of the circle is 
We need to write the equation of the circle in standard form.
Let us subtract 10 from both sides of the equation.
Thus, we have,

Grouping the terms,we have,

Now, we shall complete the square, let us add and subtract the equation by 9 to write the term
in the form of 
Thus, we have,

Simplifying, we get,


Similarly, we shall complete the square for the term
in the form of 
Thus, we have,

Simplifying, we get,


Thus, the equation of the circle in standard form is 
Hence, Option A is the correct answer.
Answer:
answer is 6.3
Step-by-step explanation:
there is no way to get 6.80 from 2.25*2.80 because its answer is 6.3