Question

100 points, please include a correct answer with a full explanation!!!!

Answer 1

Explanation:

Answer 2

last one: sqrt(5)

Explanation:

Length of AB

Sqrt[(4-0)²+(4-2)²]

sqrt(16+4)

sqrt(20)

2sqrt(5)

Length of A'B': ½ × length AB

½ × 2sqrt(5)

sqrt(5)