Divide:

Which would equal 15.72 (as shortened)
Answer:
In scientific notation itll be 1.5288e+14
Step-by-step explanation:
Multiply light year equation times how many light years vega is from earth (26)
Base on the diagram, and the following question, the following are the answers to your question.
#1 Congruent Angle
#2 Congruent Sides
#3 Side Angle Side
I hope you are satisfied with my answer and feel free to ask for more if you have question and further clarification