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TRIANGLES
Prepared by: Teacher Geraldine S. Cachero
Mathematics 5
SHAPE
•the form or outline of an object
WHAT IS A TRIANGLE?
• A shape that is
made up of three
(3) lines and three
(3) angles. The sum
of all its interior
angles is 𝟏𝟖𝟎°.
TRIANGLE
CLASSIFICATION OF TRIANGLES
(BASED ON THE SIDES)
EQUILATERAL TRIANGLE
•a triangle with all
angles equal and all
sides equal
ISOSCELES TRIANGLE
•a triangle with two
(2) angles equal
and two (2) sides
equal
SCALENE TRIANGLE
•a triangle with NO
angles equal and NO
sides equal
Triangles (Mathematics 5)

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Triangles (Mathematics 5)