Answer:
1) D √40 2) D √40 3) H congruence 4) B Isosceles triangle
Step-by-step explanation:
CA = √(3-1)²+(6-0)² = √4+36 = √40
AB = √(5-3)² + (0-6)² = √4+36 = √40
CA ≅AB by definition of congruence
ΔABC is an isosceles triangle by definition of isosceles triangle
