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NeTakaya
3 years ago
15

Sphere A has a radius of 24 centimeters, and sphere B has a diameter of 42 centimeters. The radius of sphere A is multiplied by

what factor to produce the radius of sphere B?
Mathematics
2 answers:
Naily [24]3 years ago
6 0
1.75 you just divide 42 with 24
WINSTONCH [101]3 years ago
3 0

Answer:

\frac{7}{8}

Step-by-step explanation:

We have been given that

Radius of A = 24 cm

And Diameter of sphere B = 42 cm.

We know that radius is half of the diameter.

Hence, radius of sphere B = 42/2 =21 cm

Let the radius of sphere A is multiplied by 'k' to produce the radius of sphere B.

Thus, we have

24k=21

Solve for k

k=\frac{21}{24}\\\\k=\frac{7}{8}

Therefore, radius of sphere A is multiplied by \frac{7}{8} to produce the radius of sphere B.

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Answer:

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Step-by-step explanation:

It is given that, the radius of a circle is 8 inches and we are to find the circumference of the circle.

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To find the circumference of the circle we must know this formula first :

\\{ \longrightarrow \qquad{ \underline {\boxed{ \pmb{ \mathfrak{  \: Circumference_{(circle)}= 2 \pi r}}}}}} \: \: \bigstar \\ \\

Where

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Now substituting the values in the formula :

\\{ \longrightarrow \qquad{  {{\sf{{  \: Circumference_{(circle)}= 2  \times 3.14 \times  8}}}}}} \: \:  \\ \\

{ \longrightarrow \qquad{  {{\sf{{  \: Circumference_{(circle)}=    3.14 \times  16}}}}}} \: \:  \\ \\

{ \longrightarrow \qquad{  { \pmb{\frak{{  \: Circumference_{(circle)}=    50.24}}}}}} \: \:  \\ \\

Therefore,

  • The circumference of the circle is 50.24 inches
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