Refer to the attachments...
A laptop costs $550. You get a coupon in the mail for 30% off. If you use the coupon, what is the sale price for the laptop?
1 answer:
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Answer:
24 kilometers.
Step-by-step explanation:
The shortest path between two points is a straight segment that connects the two points.
Refer to the diagram attached. The 6-km segment and the 8-km segment are normal to each other. Together with the segment that joins the library and the house, the three segments now form a right triangle.
- The two shorter segments are the two legs, and
- The longer segment that joins the library and the house is the hypotenuse.
The length of the hypotenuse can be found with the Pythagorean Theorem.
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The length of the round-trip will equal to the sum of the length of the three segments: .
