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iragen [17]
3 years ago
11

If the radius of the circle is 4 cm, find its circumference. [Use 3.14 for π.]

Mathematics
2 answers:
vlabodo [156]3 years ago
7 0

Answer:

B.25.12

Step-by-step explanation:

Solution

C=2πr=2·π·4≈25.13274cm

Hope this helps!


weeeeeb [17]3 years ago
6 0

Answer:

C =25.12 cm

Step-by-step explanation:

Circumference of a circle is given by

C = pi d

We know that d = 2r  (twice the radius)

C = pi *2r

Substituting in

C = pi*2*4

C = pi*8

Using 3.14 for pi

C = (3.14)*8

C =25.12 cm

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3 0
2 years ago
A glass is 2/3 full. Then 40cm3 of orange juice is poured in. The glass is now 4/5 full. What is the total volume of the glass?
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Answer:

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Step-by-step explanation:

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3 years ago
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