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)
If he gets 20% commission and he sold $2580, multiply 2580 * .2 to get what he made
2580*.2 = $516
Answer:
31 u jest read it
Step-by-step explanation:
Answer:
The second answer, and fifth answer
Step-by-step explanation: