1. North America, Africa, Asia, Europe
2. South America, Antarctica, and Australia
3. North America, South America and Antarctica.
Answer:x^2 + 9x + 20
Step-by-step explanation:
You could just multiply (x+4)(x+5) and get x^2 + 9x + 20, but judging from the picture, it looks like they want you to split it into 4 rectangles
x^2 +4x+ 5x + 20 =x^2 +9x + 20, just like (x+4)(x+5)
Answer:
B=-2+5 collecting like terms
B=3 answer