Answer:
113.04
Step-by-step explanation:
To find the area of a circle, you multiply 3.14 times the radius squared. To find the radius, you divided the diameter by 2. You get 6. You square 6 and get 36. Multiply that by 3.14 and you'll get 113.04 as your area.
is the score of Jonathan.
<h3 /><h3>What is percentage?</h3>
Percentage, which may also be referred to as percent, is a fraction of a number out of 100%. Percentage means "per 100" and denotes a piece of a total amount.
To calculate the percentage , Use the percentage formula:

According to the question:
Sarah scored on the spelling test = 
Jonathan scored = 75%
By formulating both the values;

= 
Therefore ,
is the score of Jonathan.
Learn more about percentage here:
brainly.com/question/13450942
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I'm not to sure but i'm pretty sure the substitution method is the way to solve this
Answer:
y=x +3
Step-by-step explanation:
this is the equation because it shows the actual relationship between x and y