Answer:
Step-by-step explanation:
1) Use square sum: (a + b)² = a² + 2ab + b².
<u>Therefor</u><u>,</u><u> </u><u>the</u><u> </u><u>answer</u><u> </u><u>is</u><u> </u><u>x</u><u>²</u><u> </u><u>+</u><u> </u><u>2xy</u><u> </u><u>+</u><u> </u><u>y</u><u>²</u>.
The first one is a reflection of the figure shown over the given line reflection.
2..25
The answer would be 16.3