Can yall help me out real quick. unit 6 similar triangles homework 3 proving triangles similar. 65 points for this question. Real answers please.

Multiplying an even number of negative numbers gives an answer that is choose from:

Simplify this expression.2(10) + 2(x – 4) a. 2x + 16 b. x + 12 c. 2x + 12 d. x + 16

How do the definitions, properties, and postulates you've learned about line segments, parallel lines, and angles to define the shapes of polygons