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SOVA2 [1]
3 years ago
15

Can Someone Answer this if you know it, Thank You :))

Mathematics
1 answer:
FromTheMoon [43]3 years ago
4 0
Note that A of a circle  is   A = pi*r^2.

Here, we use                   A = 3.14*r^2.

We are able to solve this for r^2:    r^2 = A / 3.14

If A = 1964 square units, then r^2 = (1964 sq units) / 3.14, or about 625 sq units, so that r is about 25 units.  This would be the largest possible radius.

f A = 1810 square units, then r^2 = (1810 sq units) / 3.14, or about 576 sq units, so that r is about 24 units.  This would be the smallest possible radius.

The radius would be between 24 and 25 units long (answer)
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Anyone know how to do this
svlad2 [7]

Answer:

The area of the rectangle on the left side is

9cm \:  \times 4cm = 36 {cm}^{2}

The area of the bottom rectangle is

6cm \times 2cm = 12 {cm}^{2}

The total area of the composite figure will be

36 {cm}^{2}  + 12 {cm}^{2}  = 48 {cm}^{2}

Step-by-step explanation:

The area of any given rectangle can be found by multiplying the length of that rectangle by its width. The rectangle on the left side has a length of 9cm but the width is unknown. To find the width, we subtract 6cm from the width of the bottom rectangle: 10cm. And that gives us 4cm.

Therefore, we can now calculate the area to be: length × width = 9cm × 4cm = 36cm²//

The area of the bottom rectangle can be found similarly by multiplying the length: 2cm by the width: 6cm of that rectangle. And the result gives us: 2cm × 6cm = 12cm²//

The total area of the composite figure is calculated by adding the results from the left and bottom rectangles together. And that gives us: 36cm² + 12cm² = 48cm²//

8 0
3 years ago
-1/4×3/5×-2/5 what dose this Equal
Makovka662 [10]

Answer:

0.06

Step-by-step explanation:

Just type it into your calculator. For me its easier to not try and do it in your head. Plus you'll always have a calculator with you if you have a phone.  

6 0
3 years ago
A length of 5 cm on a map represents a distance of 2km on the ground .What length on the map represents an actual distance of 80
kipiarov [429]

Answer:

which means easily we understand by SI UNIT

0.05m=2kM

800M=???, USE cris cros

Step-by-step explanation:

finally answer will be 0.000032

4 0
2 years ago
Read 2 more answers
What is a two variable linear equation
True [87]

Answer: Linear equations in two variables. If a, b, and r are real numbers (and if a and b are not both equal to 0) then ax+by = r is called a linear equation in two variables. (The “two variables” are the x and the y.) The numbers a and b are called the coefficients of the equation ax+by = r.

Step-by-step explanation:

8 0
3 years ago
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For a triangle to be classified as equilateral, what must all three angles measure? Do not include the degree symbol in your
OleMash [197]

Answer:

I think the answer is 60.

8 0
2 years ago
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