A triangle is given. It is required to classify the triangle as acute, right, or obtuse and classify it as equilateral, isosceles, or scalene.
Notice that the given triangle has a right angle as one of its angles, it follows that the triangle is a right triangle.
Notice also that the triangle has two sides of equal length, this implies that two of its sides are congruent.
Hence, the triangle can be classified as Isosceles.
The answer is C. Right, Isosceles.
