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Tatiana [17]
3 years ago
8

Find the area of the circle. round your answer to the nearest hundredths. the diameter is 2cm​

Mathematics
1 answer:
masha68 [24]3 years ago
6 0

Answer:

3.14 cm squared

Step-by-step explanation:

First, identify the formula necessary to calculate the area of the circle.

Area of a circle = pi x r^2

Remember, the radius is just half of the diameter! Then to square a number, is to multiply it by itself once.

pi x 1^2 =?

pi x 1

Pi

The circumference of your circle is approximately 3.14 cm squared.

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luda_lava [24]
You could do :
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dp=420(40/100)=16800/100=168
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;) good luck !!
3 0
3 years ago
Select the property of equality used to arrive at the conclusion. If x - 3 = 7, then x = 10
goldenfox [79]
X - 3 = 7
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4 0
3 years ago
What would happen if a proton were added to the nucleus of the atom? (Check all
Hunter-Best [27]

Answer:

A. It would become a different atom.

C. Its charge would increase by 1

Step-by-step explanation:

Adding or removing protons from the nucleus changes the charge of the nucleus and changes that atom's atomic number. So, adding or removing protons from the nucleus changes what element that atom is! For example, adding a proton to the nucleus of an atom of hydrogen creates an atom of helium.

5 0
3 years ago
In math what is 3x-5
avanturin [10]
It is 3 x -5 = -15 (x is times )
7 0
3 years ago
Read 2 more answers
What is the volume of the following rectangular prism?<br> 21/2 units <br> 8/3 units
xeze [42]

Answer:

28 units³

Step-by-step explanation:

The volume (V) of the prism is calculated as

V = Al ( A is the area of end face and l is the length )

Here A = \frac{21}{2} and l = \frac{8}{3} , thus

V = \frac{21}{2} × \frac{8}{3} ( cancel 21 and 3 by 3 and 2 and 8 by 2 )

= \frac{7}{1} × \frac{4}{1} = 7 × 4 = 28 units³

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3 years ago
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