The triangle shown in the image is an isosceles triangle having an obtuse angle, therefore, the triangle would be classified as: A. Isosceles obtuse
Recall:
- Isosceles triangle has two equal sides and two base angles that are equal in measure.
- Acute angle is less than 90 degrees.
- Obtuse angle is greater than 90 degrees.
- An isosceles triangle having one obtuse angle is classified as isosceles obtuse.
The triangle given chose that one of the vertex of the isosceles triangle is an obtuse angle.
Therefore, the triangle can be classified as: A. Isosceles obtuse
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