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kogti [31]
3 years ago
7

If a circle has circumference 100pi units, what is it’s area

Mathematics
1 answer:
const2013 [10]3 years ago
8 0

Answer:

2500pi^2 units

Step-by-step explanation:

Circumference = pi * diameter

Circumference = pi * 100

Radius = diameter/2

Radius = 50

Area = pi * radius^2

Area = pi * 50^2

Area = pi * 2500

Area = 2500pi^2 units

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topjm [15]
500 or 600 depending on the maths question
7 0
3 years ago
Read 2 more answers
I REALLY NEED HELP PLEASE
Nezavi [6.7K]

Answer:

10

Step-by-step explanation:

given

\frac{s + ( - 7)}{ - 1}

we first need to simplify the expression before we find it's value when s=-3

positive times negative=negative

so the equation becomes

\frac{s - 7}{ - 1}

substituting s=-3 into the equation.

\frac{ - 3 - 7}{ - 1}

=

\frac{ - 10}{ - 1}

=the negatives cancel out leaving

= 10

7 0
3 years ago
What is the area of the triangle <br> O 20cm<br> O 10cm<br> O 16cm<br> O 17cm
LiRa [457]
The answer is 20cm
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8 0
3 years ago
A video company randomly selected 100 of its subscribers and asked them how many hours of shows they watch per week. Of those su
Alik [6]

Answer:

1,135 people

For every 100 people only 45 people watch more than 10 hours per week. So, the ratio is (45/100), since the company has 2500 we want to know what (x/2500) is. The total ratio becomes (1,135/2,500).

The number is found by dividing 2500 by 100 to receive the common factor of 25. You multiply 45 by 25 to receive your total answer.

Step-by-step explanation:

For every 100 people only 45 people watch more than 10 hours per week. So, the ratio is (45/100), since the company has 2500 we want to know what (x/2500) is. The total ratio becomes (1,135/2,500).

The number is found by dividing 2500 by 100 to receive the common factor of 25. You multiply 45 by 25 to receive your total answer.

8 0
3 years ago
Simplify 2(a+5)−3(5a−4)
Nutka1998 [239]

Answer:

-13a+22

Step-by-step explanation:

we have

2(a+5)-3(5a-4)

step 1

Apply the distributive property  both terms

2a+2(5)-3(5a)+3(4)

2a+10-15a+12

step 2

Combine like terms

(2a-15a)+(10+12)

(-13a)+(22)

-13a+22

4 0
3 years ago
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