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Natasha_Volkova [10]
4 years ago
9

What is the best approximation for the circumference of a circle with a diameter of 500 km?

Mathematics
1 answer:
icang [17]4 years ago
4 0
C=2(3.14)(radius)
c=2(3.14)(250)
c= 1570 
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If m(angle sign)1=34 then what is m(angle sign)4
sergejj [24]
The m (angle sign) for 4 is 38. I hope i helped. 
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3 years ago
A right rectangular prism has edges of 2 1/4 in, 1 1/2 in and 1 1/2 in. How many cubes with lengths of 1/4 in would be needed to
Zielflug [23.3K]

The volume of a rectangular prism is (length) x (width) x (height).

The volume of the big one is  (2.25) x (1.5) x (1.5) = <em>5.0625 cubic inches</em>.

The volume of the little one is  (0.25)x(0.25)x(0.25)= 0.015625 cubic inch

The number of little ones needed to fill the big one is

             (Volume of the big one)  divided by (volume of the little one) .

       5.0625 / 0.015625  =  <em>324 tiny cubies</em>

=================================================

Doing it with fractions instead of decimals:

The volume of a rectangular prism is (length) x (width) x (height).
Dimensions of the big one are:

   2-1/4  =  9/4
   1-1/2  =  3/2
   1-1/2  =  3/2

   Volume = (9/4) x (3/2) x (3/2) =
 
                 (9 x 3 x 3) / (4 x 2 x 2)  =

                           81 / 16  cubic inches.

          As a mixed number:    81/16  =  <em>5-1/16 cubic inches</em>

Volume of the tiny cubie = (1/4) x (1/4) x (1/4) =  1/64 cubic inch.   

The number of little ones needed to fill the big one is

             (Volume of the big one)  divided by (volume of the little one) .

                 (81/16) divided by (1/64)  = 

                     (81/16) times (64/1)  = 

                             5,184/16  =  <em>324 tiny cubies</em>.


5 0
3 years ago
Can someone help me out
GalinKa [24]
Elaine's, line up your decimal and add zeros.
7 0
4 years ago
What is the volume of the right rectangular prism
Korvikt [17]

Answer:

Step-by-step explanation:

L= L x W x H

L=8x3x5

L=120

3 0
3 years ago
Read 2 more answers
Help me please I will give u 100 points and brainliest
Sonja [21]

The correct answer is -2

<em>Sure hope this helps you :D</em>

3 0
3 years ago
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