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tatiyna
3 years ago
14

Simplify 7 + (−3). a. −10 b. −4 c. 4 d. 10

Mathematics
2 answers:
KATRIN_1 [288]3 years ago
5 0
The answer is c 

hope this helped :)

Vikentia [17]3 years ago
3 0
C. Your Answer Is 4. Which Is C


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is it possible to store a 20 foot long pipe in a rectangular room that is 10 feet by 12 feet by 8 feet?
Anastaziya [24]
First we'll consider the floor size.
In a 10 by 12 room the longest pipe that will fit lying on the floor equals the hypotenuse of a 10 by 12 triangle:
hypotenuse² = 10² + 12²
hypotenuse² = 100 + 144
hypotenuse² = 244
hypotenuse = <span> <span> <span> 15.62 feet

Now we have to consider the third dimension (height = 8 feet).
The two sides would be 15.62 and 8
</span></span></span>hypotenuse² = 15.62² + 8²
hypotenuse² = 244 + 64 = 308
hypotenuse = 17.55
So, the longest pipe that would fit in that room would be 17.55 feet long.


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