All your answers look good!
6/5 into a mixed number is 5.


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- BCD is an isosceles right triangle , right angled at D
- ABC is an equilateral triangle


❒ Sum of all angles is 180° , since it is an equilateral triangle all the three angles would be same





(Isosceles triangle)









Answer:
I would say soild 2 because is has the most even ammount of the 4.