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Pablo Canga Geometry Journal 4. Triangles. Isoceles triangles are triangles that only 2 out of 3 of its sides are equal . Scalene triangles are triangles that has no sides that are equal with another one .
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Pablo Canga Geometry Journal 4
Triangles • Isocelestriangles are trianglesthat • only 2 out of 3 of itssides are equal. • Scalenetriangles are trianglesthat has no sidesthat are equalwithanotherone. • Equiangulartriangles are trianglesthat has all of its 3 anglescongruent, withthesamemeasure. • Equilateraltriangles are trianglesthat has all 3 sidesthesame. Theyhavethesamemeasure.
EquialteralTriangleEquiangluarTriangle IsocelesTriangleScalenetriangle
Parts of Triangles A triangle has 3 angles and 3 sides. All of itsangleshave Toequalto a measureto 180 degrees.
CPCT Thisiswhen 2 triangles are congruent, thenall of theirsides are congurent. Bothtriangles are alsoequal in everyotheraspect.
Exterior AngleTheorem Thisstatesthatthemeasure of the exterior angleisequaltothesome of the 2 other non adjacentangles.
SSS Thispostulatesaysthatif 3 sides of 1 triangle are congruenttotheother 3 sides of anothertranglethenbothtriangles are completelecongruent.
SAS If 2 sides and 1 angle are Congruenttoanotherangle And 2 sidesthenbothtri- Angles are congruent.
AAS Iftwoangles and 1 side Of a triangle are congruent Totheotherparts of the Othertrianglethenboth Are congruent
ASA If 1 angle and 1 side Of qatrianglewith 1 non Adjacentangle are cong. Tothe Theothertri. Thenthey are congruent