ZAck bought a coat for $69.78. He paid with a $100.00 bill and received $26.73 in change. How much was the sales tax?
1 answer:
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Answer:
(-2,1)
Step-by-step explanation:
Answer: The second option (160 cm)
Step-by-step explanation:
1. You can obtain the perimeter of a quadrilateral by adding the lenghts of the sides.
2. You know that the ratio of the side lengths is 3:3:5:8 and the perimeter is 380 centimeters.
3. Therefore, you can write the following expression, where x is an integer:
4. Solve for x:
5. Therefore, the longest side is:
(160 cm)