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the circumference ... 2 pi r

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Q: What is the sum of all of the arcs of a circle?
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Related questions

The measure of an angle formed by two secants intersecting inside the circle equals?

½ the sum of the intercepted arcs.


Can there be congruent arcs on a circle?

Yes, there can be congruent arcs on a circle. Arcs which subtend the same angle at the center are considered as congruent.


What is true of the type of angle in this lesson It measures half the difference of the arcs it intercepts. It measures twice the sum of the arc it intercepts. It measures half the sum of the arcs it?

It measures half the sum of the arcs it intercepts.


Arcs of the same circle or congruent circles that have the same measure?

Congruent Arcs


Arcs of a circle that have exactly one point in common are called what?

Adjacent Arcs


What are the three arcs of the circle?

Circles have infinitely many arcs, not just 3.


What are two arcs that make up the circle?

Half of the circle is an arc


Chords ab and CD of circle o intersect inside the circle find the measure of the acute angle formed if arc ac is 42 and arc db is 94?

If two chords intersect inside a circle, the acute angle they form is one half of the sum of the arcs intercepted by its sides and by the vertical angle SO... The acute angle will be one half the sum of the two arcs. So it is 1/2(42+94)=68 degrees.


Are some arcs in a circle line segments?

No


Why do arcs have a curve?

Because they are parts of the circumference of a circle


What is the divides a circle into two congruent arcs are?

Diameter


Two arcs of a circle are congruent if and only if associated chords are perpendicular?

In the same circle, or in congruent circles, two minor arcs are congruent if and only if their corresponding chords are congruent.