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Of course not. The right angles at the corners of my book are certainly not vertical

with the right angles at the corners of your computer screen, but they're congruent.

The "if" is true, but the "only if" is not.

Verticality is sufficient but not necessary for congruence.

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Related Questions

If two angles are vertical then what are they?

If two angles are vertical then they are congruent.


Are vertical angles congruent or supplementary angles?

Vertical angles are always, by definition, congruent. Note: If the two vertical angles are right angles then they are both congruent and supplementary.


Which types of angles are always congruent?

vertical angles are always congruent...they are two nonadjacent angles formed by intersecting lines. Vertical angles are congruent..or equal in measure


Can an angle have two pairs of vertical angles and two pairs of congruent angles?

No. An angle can have only one angle!


Do intersecting chords form a pair of congruent vertical angles?

Yes, intersecting chords do form a pair of congruent vertical angles. When two chords intersect, they create two pairs of opposite angles, known as vertical angles. According to the properties of vertical angles, these angles are always congruent to each other. Therefore, the angles formed by intersecting chords are equal in measure.


What is a parallelogram with 2 congruent sides and two congruent angles?

A parallelogram cannot have only two congruent sides, nor only two congruent angles.


What is a vertical angle-?

Whenever two lines intersect, vertical angles refers to the angles opposite each other


What is the intersection of two angles?

Do you mean the two angles that are formed by two intersecting lines? If yes, they are called vertical angles and they are congruent.


When are vertical angles congruent?

Vertical angles are congruent when two lines intersect. At the point of intersection, they form two pairs of opposite angles that are equal in measure. This congruence holds true regardless of the angles' specific measurements, as long as they are formed by the intersection of two lines.


Two angles across from each other that will always be congruent are called?

opposite or vertical angles


What is a pair of congruent angles that are formed when two lines intersect?

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Are both pairs of opposite angles congruent of a kite?

Only the two angles which are connected by the shorter diagonal will be congruent. The other two angles will not necessarily be congruent.

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