The vertices of triangle QRS have coordinates Q (1, - 2), R (3, - 2), and S (2, - 4).

Which coordinates are the coordinates of the vertices of triangle QꞌRꞌSꞌ when triangle QRS is reflected across the x-axis?

A.

Qꞌ (-1, - 2), Rꞌ (-3, - 2), Sꞌ (-2, - 4)

B.

Qꞌ (1, 2), Rꞌ (3, 2), Sꞌ (2, 4)

C.

Qꞌ (2, 1), Rꞌ (2, 3), Sꞌ (4, 2)

D.

Qꞌ (2, - 4), Rꞌ (6, - 4), Sꞌ (4, - 8)

Question

Mathematics

Snoop

22 February, 11:12

The vertices of triangle QRS have coordinates Q (1, - 2), R (3, - 2), and S (2, - 4).

Which coordinates are the coordinates of the vertices of triangle QꞌRꞌSꞌ when triangle QRS is reflected across the x-axis?

A.

Qꞌ (-1, - 2), Rꞌ (-3, - 2), Sꞌ (-2, - 4)

B.

Qꞌ (1, 2), Rꞌ (3, 2), Sꞌ (2, 4)

C.

Qꞌ (2, 1), Rꞌ (2, 3), Sꞌ (4, 2)

D.

Qꞌ (2, - 4), Rꞌ (6, - 4), Sꞌ (4, - 8)

+2

Answers (1)

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Anika Gonzales · Answer 1

The vertices of triangle QRS have coordinates Q (1, - 2), R (3, - 2), and S (2, - 4). The coordinates are the coordinates of the vertices of triangle QꞌRꞌSꞌ when triangle QRS is reflected across the x-axis Qꞌ (1, 2), Rꞌ (3, 2), Sꞌ (2, 4). The answer is letter B.