we know that
the area of a circle is equal to

where
r is the radius of the circle
In this problem we have

substitute in the formula


therefore
<u>the answer is</u>

2 16/25 is what i think it is
Answer:
$191.25
Step-by-step explanation:
15% of $225
15% × $225
$33.75
$225 - $33.75
$191.25
A vertical parabola is: y = a(x-h)² + k
where (h,k) is the vertex and "a" is the vertical stretch/shrink.
A negative sign in front of the "a" represents a reflection over the x-axis.
y = a(x-0)² + 0
y = a(x)²
Answer: B (y = 3x²)
The answer is true. 1/9 = 0.111111......