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Svetlanka [38]
3 years ago
14

Write a formula for perimeter and area of a circle Thank you !

Mathematics
2 answers:
Oduvanchick [21]3 years ago
7 0

Answer:

Perimeter of a circle = 2 π r = π D.  

Area of a circle is pi times the radius squared (A = π r²).

Ratling [72]3 years ago
3 0

Answer:

<em>The area of a circle is πr2 and the perimeter (circumference) is 2πr</em>

<em>thank</em><em> </em><em>you</em><em> </em><em />

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Determine the measure of angle BZC.
dusya [7]

Answer:

70 degrees

Step-by-step explanation:

Angle BZA = Angle BZC = 20 degrees

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Angle BZA + Angle BZC = 90

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Angle BZC = 90 - 20

Angle BZC = 70 degrees

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Step-by-step explanation:

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3 years ago
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Eduardwww [97]

Answer:

y = 2x

Step-by-step explanation:

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