The Carl save in finance charges (interest) if he pays off the credit card before the introductory APR expires is <span>$480.30
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1. 30 ÷ 50 = 0.6 = 6%
2. 20 ÷ 50 = 0.4 = 4%
29 ÷ 50 = 0.58 = 58%
3. 10 ÷ 50 = 0.2 = 2%
19 ÷ 50 = 0.38 = 38%
4. 5 ÷ 50 = 0.1 = 1%
I can't say for sure if these are the corrects answers, as math is not one of my better suits. But, I hope that it can somewhat help you.
Prove:
The angle inscribed in a semicircle is a right angle.
The inscribed angle theorem states that the angle θ, inscribed in a circle is half the measure of the central angle of the circle. So, if the given is a semi-circle, then the inscribed angle is half of 180, therefore, 90 degrees and a right angle. <span />
The dentist helped the inmate go straight by removing the concavity.