Please help me. Find the coordinate of B' after a 180° rotation of the triangle about the origin. a. (1,2) b. (3,5) c. (3,-5) d. (-3,-5)

asked Feb 3, 2020 12.2k views

1 vote

Please help me.

Find the coordinate of B' after a 180° rotation of the triangle about the origin.

a. (1,2)
b. (3,5)
c. (3,-5)
d. (-3,-5)

4.4k points

Please log in or register to add a comment.

3 votes

D. (-3,-5) is the coordinate for B

Josesuero answered Feb 5, 2020

4.1k points

3 votes

Answer:

b. (3, 5)

Explanation:

Rotation by 180° multiplies each coordinate by -1.

B' = -1×B = -(-3, -5) = (3, 5)

Alex Park answered Feb 6, 2020

3.9k points

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

5.3m questions

6.9m answers