Answer:
Step-by-step explanation: The second book has 346 pages, the 3rd book has 264 pages. Together they have a total of 346+264 = 610 pages. To find how many pages less is book one than two and 3 combined subtract 137 from the total for books 2 and 3 (610 - 137 = 473). Book 1 is 473 pages less than the other 2 books.
Answer:
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Step-by-step explanation:
Answer:
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Step-by-step explanation:
The area of the house is the amount of space on the house.
- The length of the addition is x + 20
- The area of the original house is

<h3>The length of the addition</h3>
The area of the addition is given as:

Expand

Factorize

Factor out x + 20

The width of the addition is x - 10.
Hence, the length of the addition is x + 20
<h3>The area of the original house</h3>
The dimension of the original house is
x + 20 by x + 10
So, the area is:

Expand

This gives

Hence, the area of the original house is 
Read more about areas at:
brainly.com/question/24487155
A^2 + b^2 = c^2
11^2 + b^2 = 17^2
121 + b^2 = 289
b^2 = 289-121= 168
b = 13.0 cm