Answer:
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Answer:

Step-by-step explanation:
Express the 2 fractions with a common denominator of 21
multiply numerator/denominator of first fraction by 3
multiply numerator/denominator of second fraction by 7
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Do 3 times the length. Suppose the width is 12 centimeters, 3 times that is 36 centimeters plus 4 centimeters is 40 centimers so then you do 2w+2l
Answer:
need a little bit more information to solve this problem!!
Step-by-step explanation:
Answer) $23
Explanation)
10 x 2.29 = 18.9
1.89 + 1.89 = 3.78
18.9 + 3.78 = 22.68