a. Right triangle (it has a right angle)
b. An equilateral triangle and equiangular triangle (equal sides means equal angles)
c. Right triangle (right angle)
d. Obtuse triangle (an angle greater than 90 degrees)
e. Isosceles triangle (two equal sides)
f. Scalent triangle (three different side lengths)
g. Acute triangle (angles less than 90 degrees)
h. Isosceles triangle (two equal sides because two angles are equal)
i. Equilateral and equiangular (any triangle that is equiangular is equilateral)