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denpristay [2]
3 years ago
8

Will give brainliest for a correct sufficient answer.

Mathematics
1 answer:
givi [52]3 years ago
4 0

Answer:

r = \frac{31.4}{\pi}

Step-by-step explanation:

First you have your equation: 62.8 = 2\pir

Divide both sides by 2 because you are looking for r.  You will get:

31.4 = \pi r

Now divide both sides by pi to get:

r = \frac{31.4}{\pi}

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Transversal t cuts parallel lines a and bas shown in the diagram. Which equation is necessarily true?
irina1246 [14]

Answer:

Option D is correct

Step-by-step explanation:

Using the given diagram, we want to know the equation that is true

Option A is wrong as both are on a straight line and in fact should add up to equal 180 and not be equal to each other

Option B is not correct as both are supplementary and does not equal each other

Option C is not correct, both are corresponding to each other and should not add up to 90

Option D is correct

Both angles are supplementary as they are exterior angles that add up to 180

4 0
2 years ago
The equation d=3t represents the relationship between the distance (d) in inches that a snail is from a certain rock and the tim
cestrela7 [59]

Answer:

Speed

Step-by-step explanation:

To find the distance the formula is d=st. Where d is the distance, s is speed, and t is time. So in the equation, 3 must be the speed of the snail.

6 0
3 years ago
Read 2 more answers
Use an area model to solve. 2 2/3 x 1 1/3?
natima [27]
<span>the answer is : 9.77777777778</span>
6 0
3 years ago
Read 2 more answers
B(n)=1 (-2)^n-1<br> What is the 4th term in the sequence
zzz [600]

Answer:

The fourth term of the sequence B(4) =-8

The sequence is 1,-2,4,-8...

Step-by-step explanation:

<u><em>Explanation:-</em></u>

Given that the sequence

     B(n) = 1(-2)ⁿ⁻¹

Put n=1

    B(1) = 1(-2)¹⁻¹ = 2⁰ =1

Put n=2

   B(2) = 1(-2)²⁻¹ = (-2)¹ =-2

Put n=3

  B(3) =1(-2)³⁻¹ = (-2)² =4

Put n=4

B(4) = 1(-2)⁴⁻¹ =(-2)³ =-8

The sequence

1,-2,4,-8...

5 0
3 years ago
10
MissTica

Answer:

$3.98(estimated)

Step-by-step explanation:

3c (cake) + 2(2c - 11) (bread) = 5.87

3c + 4c - 22 = 5.87

7c - 22 = 5.87

7c = 5.87 + 22

7c = 27.87

c = 3.98

6 0
2 years ago
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