Which theorem or postulate proves the two triangles are similar?

Timed*** there are 8 rows and 8 columns, or 64 squares on a chessboard. suppose you place 1 penny on row 1 column a, 2 pennies on row 1 column b, 4 pennies on row 1 column c, and so on … how many pennies are on each square? a =   b =   c = d =   e =   f = g =   h =

Aubrey read 29 books and eli read 52 books what number is equal to the number of books aubrey read?

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 4x^2 - 19x- 5