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Natali5045456 [20]
3 years ago
11

Help me plz with all of them plzzzz

Mathematics
1 answer:
nika2105 [10]3 years ago
3 0
The answer for part b is 6
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A lid on a circular container has a diameter of 9 cm. What is the approximate area of the lid? Use 3.14 to approximate pi and ro
kkurt [141]
Area=pir^2

diameter/2=radius
diameter=9
d/2=9/2=4.5=r

area=pi4.5^2
area=pi20.25
aproxpi=3.14
area=63.585
round hundreth
area=63.59

answer is 63.59cm^2
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Answer:

Step-by-step explanation:

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