Step-by-step explanation
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Prerequisites:</h3>
<u>You need to know: </u>



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Answer: The answer is x = 19.
Step-by-step explanation: Given that a flower pot has a base with six equal sides of measurement (x - 6) units. We are to find the value of the unknown quantity 'x' if the perimeter of the base is 78 units.
We know that the perimeter of a polygon is given by the sum of the lengths of all the sides of the polygon.
Since each side of the six-sided base is (x - 6) units, so its perimeter will be

According to the question, we have

Thus, the value of 'x' is 19 units.
Answer:
20 CDs
Step-by-step explanation:
36 x 42 = 1512
1532 - 1512 = 20
The last box has 20 CDs
Answer:
100cm
Step-by-step explanation:
Will be 100cm as when approximated to tenth
Tenth of cm or any other measure it must ends with 10 or zeroz digit that is 20,30 or 97be 100