Answer:
Explanation:
1) The first triangle is a right angle triangle. None of its sides nor angles are equal. So it is a scalene triangle.
2) The second triangle is a scalene triangle. None of the sides are equal. None of the angles are equal too.
3) The third triangle is a right angle triangle. It is also an isosceles triangle because two of its sides are equal. Two angles are also equal.
4) the fourth triangle is an isosceles triangle. Two sides and two angles are equal
5) the fifth triangle is an equilateral triangle. All the sides and all the angles are equal.