Pls help me solve this problem

The triangles are similar. what is the value of x? show your work.

Each equation given below describes a parabola. which statement best compares their graphs? x = 2y^2 x = 8y^2

Each cookie sells for $0.50 sam spent $90 on baking supplies and each cookie cost $0.25 to make how many cookies does sam need to sell before making a profit formula: sales> cost