Similar Triangles? (yes or no)
by which criteria? (AA- SAS-, SSS- or not enough info)

Which expression is equivalent to7_/x^2 ÷ 5_/y^3? assume y# 0

Evaluate the expression for the given value of the variable. 5×(h+3) for h=7

Afrequency table of grades has five classes (a, b, c, d, f) with frequencies of 3, 13, 14, 5, and 3 respectively. using percentages, what are the relative frequencies of the five classes?