types of triangles

2. A plane figure with three straight sides and three angles .

3. TYPES OF TRIANGLES
1. Right
2. Acute
3. Obtuse
4. Equilateral
5. Isosceles
6. Scalene
There are six types of triangles:

4. RIGHT TRIANGLE
Right triangle is a triangle that has
only one right angle. A right angle is
equal to 90°.

5. ACUTE TRIANGLE
An acute triangle has three acute
angles. An acute angle is less than 90°.

6. OBTUSE TRIANGLE
An obtuse triangle has only one obtuse
angle. An obtuse angle is greater than 90°
degrees and less than 180° degrees.

7. EQUILATERAL TRIANGLE
An equilateral triangle has three
congruent sides and angles.

8. ISOSCELES TRIANGLE
An isosceles triangle has two congruent
sides and angles.

9. SCALENE TRIANGLE
Scalene triangle has no congruent
sides or angles.

10. THANK YOU