Respuesta :

The type of triangle drawn is an isosceles triangle.

Base angles ∠ACB and ∠CAB are equal.

What is an isosceles triangle?

This is a type of triangle with base angles and opposite sides equal.

Analysis:

∠DCA = ∠CAB ( alternate angles are equal)

∠CAB + ∠ACB + ∠CBA = 180°( sum of angles in a triangle)

50 + ∠ACB + 80 = 180

130 + ∠ACB = 180

∠ACB = 180 - 130 = 50°

Since ∠ACB = ∠CAB = 50°. The triangle drawn is an isosceles triangle.

In conclusion, the triangle is isosceles because the base angles are equal.

Learn more about isosceles triangle: brainly.com/question/1475130

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