ANGLE

Types of angles

Types of angles:

1. RIGHT-ANGLED

2. OBTUSE

3. ACUTE

One right angle 90º

90º

RIGHT-ANGLE

One obtuse angle: >90º

>90º

OBTUSE TRIANGLE

acute angle: <90º

<90º

ACUTE ANGLE

TRIANGLE

Types of triangles

According to the sides:

1. EQUILATERAL

2. ISOSCELES

3. SCALENE

According to the sides:

According to the sides: EQUILATERAL

3 equal sides

According to the sides: EQUILATERAL

3 equal sides

3 equal angles

60º 60º

60º

According to the sides:

According to the sides: ISOSCELES

2 equal sides

According to the sides: ISOSCELES

2 equal sides

2 equal angles

According to the sides:

According to the sides: SCALENE

no equal sides

According to the sides: SCALENE

no equal sides

no equal angles