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jolli1 [7]
3 years ago
9

A square has side length (7x-2) in. What is the area of the square?

Mathematics
1 answer:
Elza [17]3 years ago
4 0
Because the square has similar lengths, the equation would be
(7x-2)(7x-2)
We can use FOIL to solve this:
The area is 49x^2 - 28x + 4 in^2.
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Answer:

31.5

Step-by-step explanation:

42% of 75 is 31.5. The working is as follows :

<em>42</em><em> </em><em>÷</em><em> </em><em>100</em><em> </em><em>×</em><em> </em><em>75</em><em> </em><em>=</em><em> </em><em>31</em><em>.</em><em>5</em>

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Step-by-step explanation:

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What is 1/3 times 15
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A triangle has sides with lengths of 10 millimeters, 17 millimeters, and 18 millimeters. Is it a right triangle?
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Answer:

no, it is not

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Step-by-step explanation:

we would use Pythagoras theorem to determine if it is a right angle

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