Answer:
answer in step-by-step explanation
Step-by-step explanation:
d. definition of ⊥ lines
e. all right angles are congruent (I'm not sure about this but I hope I helped)
f. definition of a rectangle
g. SAS Theorem (given side, right angle, and then side shared with the rectangle)
h. Corresponding parts of congruent triangles are congruent (CPCTC)
