A set of trading cards sells for $5 before tax. After sales tax, it costs $5.50. What is the sales tax rate?
2 answers:
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Check the picture below.
solve for "x".
solve for "x".
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Answer:
(b) One figure is a rotation image of the other
Step-by-step explanation:
The axis of symmetry is horizontal for the left figure, and vertical for the right figure. The right figure has been rotated 90° CW from the left figure.
