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Nataly_w [17]
3 years ago
5

Como se realiza eso?

Mathematics
1 answer:
amm18123 years ago
3 0

Answer:

english

Step-by-step explanation:

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a circle with a radius of 3cm sits inside a 8cm x7cm rectangle. what is the area of the shaded region?
Leni [432]

Answer:

27.73 square centimeters

Step-by-step explanation:

<em>Assume the shaded region is the area outside the circle but inside the rectangle.</em>

<em />

Now, we need to find the area of rectangle and area of circle. Then we will subtract area of circle from area of rectangle to get our desired answer.

Area of Rectangle = length * width

Area of Rectangle = 8 * 7 = 56

Area of circle is given by the formula:

Area =  \pi r^2

Where r is the radius, which is 3

So,

Area of Circle = \pi r^2 = \pi (3)^2 = 9\pi=28.27

Thus, area of the shaded region is:

Area of Shaded Region = 56 - 28.27 = 27.73 square centimeters

4 0
3 years ago
Find the equation of the line that is perpendicular to y=-1/5x-3 and contains the point (1,2).
Nat2105 [25]
For perpendicular the way you find it is by flipping the fraction. and adding a negative. remember that whole number are fractions divided by 1.

so what you would get is

y=5x+a

then we put in the points into our x and y.

2=5(1)+a
now solve

2-5=a

a=-3

Now you will put into standard form

y=5x-3


5 0
3 years ago
A store bought a sofa wholesale for $200 and
Marizza181 [45]

The end result will not be the same as the beginning number because of the change in amounts in-between. Here's an example similar but easier

I have two dollars

I get half of it more

I now have three dollars

I give half of that away

Now I have a dollar and a half

It all depends on that the course if of the numbers

5 0
3 years ago
I need you to help me round decimels
KonstantinChe [14]
 question number 1 is 0.6  and 1.4 number 2 is 0.2 and 2.5 number 3 is 20.0
 and 26.1 number 4 is 6.54 and cannot see number 5 is 29.15 and cannot see number 6 is 32.10 and cannot see number 7 is 20.051 and cannot see number 8 is 36.582 and cannot see number 9 is 16.570 and cannot see thank you
7 0
2 years ago
3x +(5x+2x) <br> communative and distrbutibe properties
LenaWriter [7]

Answer:

5+2=7x+3x= 10x is the right answer

6 0
3 years ago
Read 2 more answers
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