A triangle has corners at #(2, 1 )#, ( -4 , 3)#, and #( 1 , -2)#. What will the new coordinates of the triangle be if it is reflected across the x-axis?

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A triangle has corners at #(2, 1 )#, ( -4 , 3)#, and #( 1 , -2)#. What will the new coordinates of the triangle be if it is reflected across the x-axis?

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Answer 1 · 2016-10-12T00:14:10

The new coordinates will be #(2, -1), (-4, -3)#, and #(1, 2)#.

Explanation:

Reflection about the #x#-axis changes the sign of the #y#-coordinates of the reflected points. Therefore, the new coordinates will be #(2, -1) (-4, -3)#, and #(1, 2)#.

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A triangle has corners at #(2, 1 )#, ( -4 , 3)#, and #( 1 , -2)#. What will the new coordinates of the triangle be if it is reflected across the x-axis?

1 Answer

Explanation:

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