Slide 4
Slide 3 Are the sides given ?
Are all the sides the same?
Yes they are.
No they are not. Slide 7
Slide 5 No they are not.
Yes they are.
Are two sides equal?
Equilateral triangle
Slide 10 Slide 6
Yes they are.
Are all the angles equal?
Yes they are.
Are the angles given?
No they are not.
Yes they are. Slide 8 No they are not.
Isosceles triangle Slide 9
No they not. Slide 11 Slide 17 Yes they are.
Are all the angles less than 90°?
Scalene triangle No they are not
No action . Slide 12 Acute angled triangle.
Slide 13 Yes it is.
Is one of the angles equal to 90°?
No it is not.
Slide 14 Slide 15
Right angled triangle.
Is one of the angles larger than 90°?
No it is not.
Slide 17 No action.
Yes it is.
Slide 16 Obtuse angled triangle.