8/0.72 = 0.09
Per ounce cost $0.09
This gonna help you
The question is incomplete, here is the complete question:
Given a radius of 9 inches intercepted by the central angle 60°. Estimate the length of arc 'S' to the nearest hundredth.
<u>Answer:</u> The arc length of the circle is 9.42 inches
<u>Step-by-step explanation:</u>
To calculate the length of the arc, we use the formula:

where,
S = arc length = ?
r = radius of the circle = 9 inches
= central angle = 60°
Putting values in above equation, we get:

Hence, the arc length of the circle is 9.42 inches
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r = sqrt(10) = sqrt(10) sin(0) = y/r = 1/sqrt(10) = (cos(0))/sqrt(10) = x/r = -3/sqrt(10) = -(3 tan(0))/sqrt(10) = y/x = -1/3.</span>
Sorry I am late but the I think it is this, I don’t know the answer but here is what I know. answer is: Imagine a rectangle that has one vertex at the origin and the opposite vertex is A. Now that you can see the image of A(3,4) under the rotation is A’(-4,3). It is easier to rotate the points that lie on the axes, and these help us find the image of A.
POINT: (3,0) (0,4) (3,4)
IMAGE (3,0) (-4,0) (-4,3)
Step three is incorrect there is no step three