If the triangles are similar, state how.

If the triangles are similar, state how.

Given $\Delta ABC\sim\Delta DEF$  , EF = 28 and BC = 7, what is the ratio of areas that fits the similarity statement

Is $\Delta RPS\ \sim\Delta QPT$  and by what theorem?

T or F: $\overline{BE}\ \parallel\overline{CD}$ ?

Find y.

Find XY. Hint: let XY = a and let YZ = 24-a. Then solve for a.

Find the scale factor of the dilation with center C. Then describe the kind of dilation

Simplify  $\frac{\left(4x^2-6x\right)}{16x^2}$  .

Simplify  $\frac{b^2+b-30}{3b^2+18b}$  

If  $\Delta QPO\ \sim\Delta MNL$  , find scale factor k.