The following two triangles are similar. Find x

A.) 4
B.) 6
C.) 7
D.) 5

Ling listed all of the factors of a mystery number: 1,2,4,8,16,32 what is the mystery number?

How do you determine whether a relationship represented as as graph is linear or nonlinear

In terms of x, find an expression that represents the area of the shaded region. the outer square has side lengths of (x+5) and the inner square has side lengths of (x-2), as shown. area: a1 x + a2 square units submit