asked 181k views
3 votes
Which point results when the point (-2, 8) is rotated 180 degrees around the point (0, 0)

asked
User Khurrum
by
7.8k points

1 Answer

4 votes

(2,-8)

Step-by-step explanation

The rule for a rotation by 180° about the origin is:


(x,y)\Rightarrow(-x,-y)

in other words you have to change the sign of x component and y component, so


(-2,8)\Rightarrow rotated\text{ 180 \degree}\Rightarrow(-(-2),-(8))=(2,-8)

so, the point that results is

(2,-8)

I hope this helps you

answered
User Gangadhar
by
7.0k points

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