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Reika [66]
3 years ago
7

Math question help need it​

Mathematics
1 answer:
Lelechka [254]3 years ago
3 0

Answer:

Dont really understand what the question is saying but i graphed it on Desmos hope this helps

Step-by-step explanation:

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Alejandra plans to sew fringe on a scarf. The scarf is shaped like a rectangle. The length of the scarf is 44 inches. The width
PilotLPTM [1.2K]

Answer:

Total fringe needed = 132 inches

Step-by-step explanation:

P.S - The exact question is -

Given - Alejandra plans to sew fringe on a scarf. The scarf is shaped like a rectangle. The length of the scarf is 44 inches. The width is one half the length.

To find - How much fringe does Alejandra need?

Proof -

Total fringe needed = Perimeter of the rectangle.

Now,

We know that,

Perimeter of the Rectangle = 2(Length + Width)

Now,

Given that,

Length = 44 inches

Width = one half the length

          = \frac{1}{2} × 44 = 22 inches

⇒Width = 22 inches

∴ we get

Perimeter of the Rectangle = 2(44 + 22)

                                             = 2(66) = 132 inches

⇒Perimeter of Rectangle = 132 inches

∴ we get

Total fringe needed = Perimeter of the rectangle = 132 inches

⇒Total fringe needed = 132 inches

5 0
3 years ago
The radius of the earth is 6378.1 km what is circumfrence of the earth in metres in standard form how many times can light encir
AVprozaik [17]

Answer:

Two things we need to remember:

Speed of light = c = 299,792,458 m / s

This means that the light in one second covers a distance of 299,792,458 m

And for a circle of radius R, the is:

C = 2*pi*R

where:

pi = 3.14

Then if the radius of the earth is 6,378.1 km, then the of the earth is:

C = 2*(3.14)*6,378.1 km = 40,054.468 km

And we know that 1 km = 1000m

Then the circumference of the earth is:

C = (40,054.468*1000) m = 40,054,468 m

Now we need to see how many times the light can encircle the earth per second. (we assume that the light can move in a circular path, this is not really accurate to the reality)

We know that in one second the light can cover a distance of:  299,792,458 m

And the circumference of the earth is: 40,054,468 m

The quotient between these two distances is the number of times that the light can encircle the earth:

N = (299,792,458 m)/(40,054,468 m)  = 7.5

So light could encircle the earth 7.5 times per second.

8 0
3 years ago
What is the quotient of 2 1/4 and 5/8?
Akimi4 [234]

Answer:

2

Step-by-step explanation:

3 0
3 years ago
What do you say about the proposition "4 divides n" compared to the proposition "2 divides n"?
likoan [24]

Answer:

добре звучи добре

Step-by-step explanation:

7 0
3 years ago
The midpoint of AB is M (5,-5). If the coordinates of A are (3,-6), what are the coordinates of B
Nat2105 [25]

Answer:

(7, -4)

Step-by-step explanation:

7 0
3 years ago
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