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lara [203]
3 years ago
9

How to find area of a square room if it's length is 5cm​

Mathematics
1 answer:
alina1380 [7]3 years ago
6 0

Answer:

150 cm²

Step-by-step explanation:

Since the room is square, assuming that it is a cube, the area will be 6s², where s is the side length.

Given a side length of 5cm, the area is

6(5)² = 6cm × 25cm = 150cm²

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Step-by-step explanation:

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Keith_Richards [23]

Answer:

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Mars2501 [29]

Answer:

D

Step-by-step explanation:

If we use the calculator will find out that x= √151/2 ≈ 6.1441

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7 0
3 years ago
(No links) HALP AND ILL GIVE U MY INSTA TO WHOEVER WANTS IT
Firlakuza [10]
<h3>The two solutions are:   x = 0 and x = 1/2</h3>

====================================================

Work Shown:

10x^2 - 5x = 0

5x(2x - 1) = 0 .... factor out the GCF

5x = 0 or 2x-1 = 0 .... zero product property

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x = 0 or x = 1/2

Note: 1/2 = 0.5

We could use the quadratic formula here, or we could complete the square, but that's overkill in my opinion.

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How many quarts of water must be added to 9 qt of an 80% antifreeze solution to make a 45% antifreeze solution?
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Answer:

Step-by-step explanation:

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