![dathanboyd](/avatars/43683.jpg)
dathanboyd
03.04.2021 •
Mathematics
()) A rectangular piece of paper has a perimeter of 22 inches and an area of 28 square inches. What are the dimensions of the paper?
Solved
Show answers
More tips
- P Philosophy Unidentified Flying Object - What is the Nature of this Phenomenon?...
- F Family and Home Protect Your Home or Apartment from Pesky Ants...
- O Other What is a Disk Emulsifier and How Does it Work?...
- H Health and Medicine How to Calm Your Nerves? Expert Tips That Actually Work...
- A Animals and plants 5 Tips for Taking Care of Yews to Keep Them Green and Beautiful...
- S Sport How to wrap boxing hand wraps? Everything you need to know!...
- F Food and Cooking 10 Reasons Why You Should Avoid Giving Re-Gifts: An Informative Guide...
- F Family and Home Tender Care for Your Parquet: Is it Possible to Clean Parquet?...
- S Style and Beauty How Are Eyelash Extensions Applied? All Your Questions Answered...
- F Food and Cooking 10 Tips for Proper Sushi Consumption...
Answers on questions: Mathematics
- M Mathematics Darius s parents sent money to the book fair to be split among the four children in his family. After they gave the money to the cashier, she told each child they had $11.50...
- M Mathematics What is n-17+9n+4 cause i can t get the answer...
- M Mathematics Where is the blue point on the number line?...
- H History What social and political developments occurred as a result of the Cambodian ground invasion ?...
- M Mathematics If the volume of the prism is 240 cubic inches, what is the base length? a) 10 inches b) 12 inches c) 13 inches d) 15 inches...
- M Mathematics Find the area of a right triangle that has one leg with a length of 8 centimeters and a hypotenuse length of 17 centimeters....
Ответ:
Given:
Perimeter of a rectangular paper = 22 inches.
Area of the rectangular paper = 28 square inches.
To find:
The dimensions of the rectangular paper.
Solution:
Let l be the length and w be the width of the rectangular paper.
Perimeter of a rectangle is:
Perimeter of a rectangular paper is 22 inches.
Area of a rectangle is:
Area of the rectangular paper is 28 square inches.
Using (i), we get
Splitting the middle term, we get
Using zero product property, we get
If
, then by using (i)
If
, then by using (i)
Therefore, the dimensions of the paper are either
or
.
Ответ: