3 years ago

Which geometric figure has 120 rotational symmetry?

1 answer:

4 0

Answer:

Step-by-step explanation:

An equilateral triangle, and all regular polygons with 3n sides, thus D.

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Taya2010 [7]

.25
You just move the decimal forward 2 spaces

8 0

4 years ago

Ber [7]

$\frac{2x}{x + 3} - \frac{3}{x - 4}$

The LCM of x+3 and x-4 is x² - x - 12

Working out gives;

$\frac{2x^2 - 8x - 3x - 9}{x^2 - x - 12} = \frac{2x^2 - 11x - 9}{x^2 - x - 12}$

Simplify further using equations calculator to get the answer as attached below:

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3 years ago

trapecia [35]

Answer: 8.2×10-3^1, I think the second part of the answer is 4.4×10^1 (44)

I think this is right but I'm not a mathematician.

Step-by-step explanation:

The first problem is 7.9×10^1 (79)

Second problem 4.6×10^1 (46)

Third problem 3.5×10^1 (35)

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3 years ago

Evgesh-ka [11]

Answer:

5.28 is the answer

Step-by-step explanation:

maybe late

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3 years ago

azamat

Because 6 over 8 is between 7 over 8 and 5 over 8

6 0

3 years ago