# Math

Triangle ABC has vertices A (-4,-2), B (-1,3), and C (5,0). Triangle ABC is rotated 180 degrees counterclockwise about the origin to form triangle A'B'C'.

a. what are the coordinates of the vertices of triangle A'B'C'?
b. How could you determine the coordinates of the vertices of the image without using a graph?

1. 👍 1
2. 👎 1
3. 👁 734
1. a. A (4,2), B (1,-3), and C (-5,0)

b. as you can see , the sign of every x and y is changed

1. 👍 3
2. 👎 0
posted by R_scott

## Similar Questions

1. ### Math

Triangle ABC has vertices A(–4,–2), B(–1,3), and C(5,0). Triangle ABC is rotated 180° counterclockwise about the origin to form triangle A′B′C′. What are the coordinates of the vertices of the triangle A′B′C′?

asked by Elder on September 9, 2019
2. ### math

Triangle ABC undergoes a series of transformations to result in triangle DEF. Is triangle DEF congruent to triangle ABC ? Is it Congruent or Not congruent? 1.)) Triangle ABC is translated 3 units up and 5 units right, and then

3. ### Math

The vertices of triangle ABC are A(2,2) B(5,2) and C(5,7). Find the vertices of the image if triangle ABC is (A) translated 3 units to the left and 2 units downward (B) reflected about the y-axis (C) rotated 90 degrees about the

asked by Anne on August 12, 2019
4. ### geometry

The medial triangle of a triangle ABC is the triangle whose vertices are located at the midpoints of the sides AB, AC, and BC of triangle ABC. From an arbitrary point O that is not a vertex of triangle ABC, you may take it as a

asked by denise on April 30, 2013
5. ### geometry

The coordinates of point A on triangle ABC are (2, -4). What would be the image of point A after triangle ABC is reflected over the y-axis andthen rotated about the origin 180 degree?

asked by Piggy on May 5, 2012
6. ### Geometry

Let ABC be any triangle. Equilateral triangles BCX, ACY, and BAZ are constructed such that none of these triangles overlaps triangle ABC. a) Draw a triangle ABC and then sketch the remainder of the figure. It will help if

asked by G on March 19, 2015
7. ### HELP!!!!RIGHT NOW!!!!

Which set of side lengths shows similar triangles? (1 points) A) Triangle ABC : 40, 20, 50; Triangle XYZ: 10, 4, 8 B) Triangle ABC : 30, 20, 60; Triangle XYZ: 40, 60, 90 C) Triangle ABC : 110, 80, 60; Triangle XYZ: 6, 8, 5.5 D)

asked by Dezzy on April 29, 2011
8. ### Math

In triangle ABC, the measure of ∠B is 90°, BC=16, and AC=20. Triangle DEF is similar to triangle ABC, where vertices D, E, and F correspond to vertices A, B, and C, respectively, and each side of triangle DEF is 1/3 the length

asked by Swimmer on May 10, 2018
9. ### Math

Which set of side lengths shows similar triangles? Triangle ABC : 40, 20, 50; Triangle XYZ: 10, 12.5, 10 Triangle ABC : 30, 20, 30; Triangle XYZ: 40, 30, 20 Triangle ABC : 110, 80, 60; Triangle XYZ: 12, 16, 22 Triangle ABC : 32,

asked by Morgan on March 1, 2013
10. ### maths

DRAW LOCUS OF POINT SO THAT IT IS EQUIDISTANT FROM BC & CA . ... constructed such that none of these triangles overlaps triangle ABC. a) Draw a triangle ABC and then sketch ... 16) AB = 3.2cm BC = 8.4cm The area of the triangle

asked by okafor azubuike on April 16, 2016

More Similar Questions