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Stells [14]
3 years ago
6

PLEASE HELP DUE TODAY 50 POINTS

Mathematics
2 answers:
Alchen [17]3 years ago
8 0
This is simple proportions, because of their similarity:

\frac{13}{38.6} = \frac{10}{x}

x =  \frac{386}{13}
krek1111 [17]3 years ago
5 0

The answer is

x =  386/13



Hope this helped.




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Which function describes the arithmetic sequence shown?<br> 1,-2, -5, -8, -11, ...
antiseptic1488 [7]

Answer:

a(n)=1+(n-1)(-3)

Step-by-step explanation:

Notice there's a common difference of d=-3.

If we use the formula a(n)=a1+(n-1)d to find the nth term given the first term and the common difference, we will see that the function that describes the arithmetic sequence as a(n)=1+(n-1)(-3)

6 0
2 years ago
Two groups of workers are painting a bridge in the bay. The first group is responsible for painting the north side of the bridge
artcher [175]

Answer:

They will each have painted 8 km. This goal will be met on Day 4.

Step-by-step explanation:

Group A | Group B

Start: 2   | Start: 5                               Day 1

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6 + 2 = 8 | 7 + 1 = 8                            Day 4

4 0
3 years ago
The scale drawing of a backyard includes a tennis court 10cm x 5.5cm. If the drawing has a scale
Natasha2012 [34]

Step-by-step explanation:

2.5 m = 250 cm

so, the scale factor is 1/250

that means the tennis court is in reality

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so,

3,437,500 cm² = 343.75 m²

5 0
3 years ago
I Do Not get this awnser
Paraphin [41]

The question is asking you which shape is the same shape as the shape displayed with the question. The shape could be bigger, smaller, flipped around, or any other different way, but it has to be the same shape.

The answer is B.

The reason why B is your answer because the shape is the same, but it's just that it is smaller. The shapes scale is just smaller, but it's still the same shape. and flipped around.

6 0
3 years ago
56 divided (-10)<br><br> What is the answer?
ElenaW [278]

Answer:

-5.6

Step-by-step explanation:

56/-10 = -5.6

5 0
3 years ago
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