adam and his dad share the cost of a meal in the ratio of 2:3. adam's dad pays £52.20. What is the total cost of the meal?
2 answers:
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Answer:
Step-by-step explanation:
The standard form of a circle is written as such:
Where (h, k) is the center of the circle, and r is the radius.
We know that the center is (-7, 0), so we can plug that into the equation like this:
The radius is 3 * the square root of 3. To square this, we can multiply 3 squared and the square root of 3 squared:
So, your standard form equation is the following: