Answer:
volume of cylinder : πr²×h = π × 5² × 15 = 375π ≈ 1177.5 cm³
Ratio of girls = 7/10
So, no. of girls = 200 × 7/10 = 20×7 = 140
The equality used is Subtraction property of equality
Option A is correct
Step-by-step explanation:
We need to identify which option best explains or justifies Step 1.
Step 1 is: 
The given equation is: 
To get the equation for step 1 we need to subtract c on both sides of equation i.e using subtraction property of equality


So, The equality used is Subtraction property of equality
Option A is correct.
Keywords: Solving Quadratic Equations
Learn more about Solving Quadratic Equations at:
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Answer: c=38.89
b=29.79
<A=40
Explanation:
I hope this helped!
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- Zack Slocum
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Answer:
1074.5 or 1074 1/2
Step-by-step explanation: