Answer:
1. ΔCAT ≅ ΔODG by SSS, Angle D equals 45 degrees
Explanation:
Triangles can be proven congruent or the same shape and size by 5 postulates:
- SAS - Side - Angle - Side
- ASA - Angle - Side - Angle
- AAS - Angle - Angle - Side
- SSS - Side - Side -Side
- HL - Hypotenuse - Leg
To state a triangle is congruent write ΔABC ≅ ΔDEF by ________ and name the pattern. Use the letters for each triangle you see to write or name it.
To identify the pattern, place your pencil on a vertex of the triangle. Trace it and label each congruent part as you come to it as S or A.
For number 1, this would be S - S - S or SSS