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Liula [17]
2 years ago
14

What is the best approximation for the area of this circle? Use 3. 14 to approximate pi. 18. 8 ft² 37. 7 ft² 75. 4 ft² 113. 0 ft

².
Mathematics
1 answer:
xeze [42]2 years ago
7 0

The best approximation for the area of the circle which has the 6 cm long radius is 113 ft². Option 4 is correct.  

<h3>What is the area of the circle?</h3>

The area of the circle is the space occupied by that circle in 2 dimensional plane or space. It can be given as,

A=\pi r^2

Here, (r) is the radius of the circle.

The image of the circle is attached below. In the given figure the center of the circle is O and the radius of the circle is 6 cm.

Thus the area of this circle can be find out using the above formula as,

A=\pi (6)^2\\A=3.14\times6^2\\A=113.04\\A\approx113\rm ft^2

Thus, the best approximation for the area of the circle which has the 6 cm long radius is 113 ft². Option 4 is correct.  

Learn more about the area of the circle here;

brainly.com/question/402655

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The cost of renting a bus for a field trip was split evenly among 20 students. At the last minute, 10 more students joined the t
dexar [7]

By solving a linear equation, we will see that the total cost for renting the bus is $90.

<h3>What was the total cost of renting the bus, in dollars?</h3>

Let's say that the total cost is C.

When there are 20 students, each student should pay:

p = C/20

When the other 10 students are added (for a total of 30) each student pays:

p' = C/30.

We know that the cost for each of the original 20 students decreased by $1.50, so:

p' = p - $1.50

Then we have 3 equations to work with:

p = C/20

p' = C/30.

p' = p - $1.50

Now we can replace the first and second equations into the third one:

C/30 = C/20 - $1.50

Now we can solve this linear equation for C:

C/20 - C/30 = $1.50

C*( 1/20 - 1/30) = $1.50

C*(30/600 - 20/600) = $1.50

C*(10/600) = $1.50

C*(1/60) = $1.50

C = 60*$1.50 = $90

So the total cost for renting the bus is $90.

If you want to learn more about linear equations:

brainly.com/question/1884491

#SPJ1

4 0
2 years ago
To get the paint colour you want you mix 2 parts red with 3 parts cream and 1 part blueHow much cream and blue will you need to
oksian1 [2.3K]
Red : Cream : Blue
2 : 3 : 1
2x2 : 3x2 : 1x2
4 : 6 : 2

You need 6 parts of Cream and 2 parts of Blue
7 0
3 years ago
A survey was sent out to local households regarding the constitution of a new restaurant In the area. 84 households responded to
Alex_Xolod [135]

Answer:

84<1/4h

Step-by-step explanation:

8 0
3 years ago
Which number is between 7/11 and 0.75( the 75 is repeating)
AlekseyPX

Convert 7/11 to a decimal value.

7 divided by 11 = 0.636364

Subtract 0.636364 to 0.757576 and divide the difference by 2.

Following the equation, 0.636364 - 0.757576 = 0.121212.

<span>0.121212 divided by 2, the quotient is 0.06 (06 is repeating) </span>

7 0
3 years ago
Just a short answer please help :( the top
Shkiper50 [21]
26/100 = x/82 I think that's what you want.
3 0
3 years ago
Read 2 more answers
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