59.5k views
4 votes
What are the coordinates of D’

What are the coordinates of D’-example-1

1 Answer

3 votes

Answer:

(-2,-1)

Explanation:

Reflection across the x-axis is:
(x,y)\rightarrow(x,-y)

We need to multiply the y-value of the pre-image by negative one to get reflected across the x-axis.

1 * -1 = -1

So:


(-2,1)\rightarrow(-2,-1)

D' should be (-2,-1).

User Horyd
by
8.3k points

No related questions found

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

9.4m questions

12.2m answers

Categories