CLASSIFYING TRIANGLES BY COORDINATES WORKSHEET

The vertices of a triangle are given. Classify the triangle as scalene, isosceles, or equilateral.

Problem 1 :

(-5, 0), (0, 6), (5, 0)

Solution

Problem 2 :

(0, -3), (0, 3), (3, 0)

Solution

Problem 3 :

(-2, 5), (1, -1), (4, 6)

Solution

Problem 4 :

(1, 4), (4, 1), (7, 4)

Solution

Problem 5 :

(-1, -6), (1, 1), (4, -5)

Solution

Problem 6 :

(-4, 3), (2, -1), (8, -1)

Solution

Answer Key

1)  Isosceles triangle.

2)  Isosceles triangle

3) Scalene triangle.

4)  Right triangle.

5)  Scalene triangle.

6)  Scalene triangle.

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