## What is SSS congruence criterion?

If all the three sides of one triangle are equivalent to the corresponding three sides of the second triangle, then the two triangles are said to be congruent by SSS rule.

### What is the meaning of SSS theorem?

Side-Side-Side
1: Side-Side-Side (SSS) Theorem. Two triangles are congruent if three sides of one are equal respectively to three sides of the other (SSS=SSS). Theorem 2.6. 1 is demonstrated in Figure 2.6. 1: if a=d,b=e, and c=f then △ABC≅△DEF.

What is SSS theorem example?

What is an example of the SSS postulate/theorem? The SSS postulate applies to triangles that have the same measurements for corresponding sides. An example would be a triangle that has side lengths 3, 4, and 5 and a triangle that has side lengths 4, 3, and 5.

Why does SSS similarity work?

SSS Similarity Theorem By definition, two triangles are similar if all their corresponding angles are congruent and their corresponding sides are proportional. It is not necessary to check all angles and sides in order to tell if two triangles are similar.

## What is SAS criterion?

The SAS criterion for triangle similarity states that if two sides of one triangle are proportional to two sides of another triangle and their included angles are congruent, then the triangles are similar.

### Which statement tells about SSS similarity theorem?

SSS Similarity Theorem: If all three pairs of corresponding sides of two triangles are proportional, then the two triangles are similar.

What is SSA criterion?

The acronym SSA (side-side-angle) refers to the criterion of congruence of two triangles: if two sides and an angle not include between them are respectively equal to two sides and an angle of the other then the two triangles are equal.

What is aa criterion?

The Angle-Angle (AA) criterion for similarity of two triangles states that “If two angles of one triangle are respectively equal to two angles of another triangle, then the two triangles are similar”.

## Does SSS prove congruence?

SSS (Side-Side-Side) The simplest way to prove that triangles are congruent is to prove that all three sides of the triangle are congruent. When all the sides of two triangles are congruent, the angles of those triangles must also be congruent. This method is called side-side-side, or SSS for short.

### Is SSS a theorem or postulate?

SSS Theorem (Side-Side-Side) Perhaps the easiest of the three postulates, Side Side Side Postulate (SSS) says triangles are congruent if three sides of one triangle are congruent to the corresponding sides of the other triangle. This is the only postulate that does not deal with angles.

What is SAA case?

Side-Angle-Angle (SAA) Are two triangles congruent if one side, an adjacent angle, and the opposite angle of one triangle are congruent, respectively, to one side, an adjacent angle, and the opposite angle of the other triangle?

What is SSS SAS ASA?

SSS stands for “side, side, side” and means that we have two triangles with all three sides equal. If three sides of one triangle are equal to three sides of another triangle, the triangles are congruent. SAS (side, angle, side)

## Is SSA a similarity criterion?

While two pairs of sides are proportional and one pair of angles are congruent, the angles are not the included angles. This is SSA, which is not a similarity criterion.

### What is the SSS criterion for the congruence of triangles?

The triangles are congruent when the lengths of three sides of one triangle are equal to the lengths of corresponding sides of the other triangle. It is called Side-Side-Side (SSS) criterion for the congruence of triangles.

What is the RHS criterion of congruence?

Ans: Right Angle-Hypotenuse-Side is the RHS criterion of congruence (full form of RHS congruence). The RHS congruence theorem states that two right-angled triangles are congruent if their hypotenuse and anyone side are equal.

What is the SSS criteria?

The S.S.S. criterion stands for the postulate of side-by-side congruence. Statement: If all three sides of one triangle are equal to the three equal sides of another triangle, the two triangles are congruent according to the same criterion. In the △ABC and ΔYZX, as shown above, we can identify that AC = YZ, AB = XY, and BC = XZ.

## What is a triangle congruence criterion?

A Triangle Congruence Criterion is a way of proving that two triangles are congruent. There are four types of criterians. There is SSS (Side, Side, Side). This means if each of the 3 sides of one of the triangles are equivalent to the other 3 sides on the other one, then they are both congruent.