Someone please help me I’ll give out brainliest please dont answer if you don’t know

Which of the following statement about pascal's triangle are true?

Complete each statement from the information given and the triangle criterion you used. if the triangles cannot be shown to be congruent, leave the box for the second triangle blank and choose for reason “cannot be determined.” carbon - regular hexagon. ∆can ≅ ∆ by

How is this equation completed? i cannot find any examples in the book.