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Archy [21]
3 years ago
13

The radius of a circle is 3 cm. find the area in terms of pi​

Mathematics
2 answers:
astraxan [27]3 years ago
7 0

Answer:

9π

Step-by-step explanation:

Area of a circle = πr² (where r = radius of circle)

So using the formula ,

Area of the circle = π(3)² = 9π

Leto [7]3 years ago
6 0

Answer:

The area is 28.27cm²

Step-by-step explanation:

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7 0
3 years ago
What is the length of ST?
adell [148]
Hi there!

Since ST is a tangent to the circle, we can use the relationship: tangent squared = external secant segment x entire secant segment.

WORK:
(I will be using x in place of ST)
x^2 = 7(23 + 7)
x^2 = 7(30)
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Hope this helps!! :)
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3 years ago
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astraxan [27]

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Step-by-step explanation:

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3 years ago
The length of a cell phone is 1.41.4 inches and the width is 4.44.4 inches. The company making the cell phone wants to make a ne
4vir4ik [10]

Answer:

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3 years ago
I need help finding the circumference of F
Arada [10]
So your circumference would be  <span>34.557519189488 cm</span>. hope that helped
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