Identify the rotation rule on a coordinate plane that verifies that triangle A (2,-1), B (4,1), C (3,3) and triangle A' (-2, 1), B' (-4,-1), C' (-3,-3) are congruent when rotated 180°.

A) (x, y) → (-y, x)

B) (x, y) → (-x, - y)

C) (x, y) → (y, - x)

D) the triangles are not congruent

Question

Patience Arnold

15 August, 16:56

+3

Answers (1)

Know the Answer?

Kenneth Kramer · Answer 1

Kenneth Kramer 15 August, 19:35

0

I think the answer is B.

Identify the rotation rule on a coordinate plane that verifies that triangle A (2,-1), B (4,1), C (3,3) and triangle A' (-2, 1), B' (-4,-1), C' (-3,-3) are congruent when rotated 180°.A) (x, y) → (-y, x)B) (x, y) → (-x, - y)C) (x, y) → (y, - x)D) the triangles are not congruent