standard_description: Extend polynomial identities to the complex numbers. For example, rewrite x^(2) + 4 as (x + 2i)(x – 2i).
problem_activity: Problem 1
Watch
this video
(without sound). What properties of reflections are being used to reflect each point?
Problem 2
Refelect
$${\angle ABC }$$
over
$${\overleftrightarrow {DE}}$$
using constructions.
[IMG]
Problem 3
Find the line of reflection between the two figures.
[IMG]


aligns: no