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Mila [183]
3 years ago
11

Find the value of x for which m//n A. 10 B. 12 C. 40 D. 52.

Mathematics
2 answers:
fenix001 [56]3 years ago
6 0
<span>m//n if the external alternating angles are equal, that means:
(3x+12)°=48°

Solving for x:
3x+12=48
3x+12-12=48-12
3x=36
3x/3=36/3
x=12

Answer: Option B. 12</span>
mars1129 [50]3 years ago
5 0

Answer:

The answer is D. 52

Step-by-step explanation:

edg 2020

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Temka [501]

Answer:

62.8

Step-by-step explanation:

The formula for circumference is 2(pi)r

Let's plug in the values.

Well, we know the diameter, and since the radius is 1/2 the diameter, but then you multiply by 2 again, you don't have to change anything. Therefore, another formula is (pi)<em>d</em>

3.14 x 20

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<em>Hope this helps!</em>

3 0
2 years ago
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Marianna [84]

Answer:

9/10

Step-by-step explanation:

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6 0
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Simplify: 18q2−45q+25/9q2−25.
Svet_ta [14]

Answer:

\frac{(6q-5)}{(3q+5)}

Step-by-step explanation:

Given: \frac{18q^{2}-45q+25 }{9q^{2}-25 }

Factorizing the numerator and the denominator, we have:

18q^{2} - 45q + 25 = 18q^{2} - 30q - 15q + 25

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and

9q^{2} - 25 = (3q - 5)(3q + 5)

So that,

\frac{18q^{2}-45q+25 }{9q^{2}-25 } = \frac{(3q-5)(6q-5)}{(3q-5)(3q+5)}

                 = \frac{(6q-5)}{(3q+5)}

Therefore,

\frac{18q^{2}-45q+25 }{9q^{2}-25 } = \frac{(6q-5)}{(3q+5)}

5 0
3 years ago
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Nostrana [21]
The x-value of -7 shows up more than once in relation ...
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8 0
3 years ago
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