5x + 2y2 - y3; x=2 and =4

What two criteria are needed for triangles to be similar

You have a 32-foot fence around a square garden. there are 4 equal sections. you paint 13 of one section of the fence. what fraction of the fence did you paint? you have a 32-foot fence around a square garden. there are 4 equal sections. you paint 13 of one section of the fence. what fraction of the fence did you paint?

Which of the following is the explicit rule for a geometric sequence defined a recursive formula of a -5a for which the first term is 23?