Check all that apply:
vertical angles must

a. be a linear pair
b. have the same vertex
c. be adjacent
d. be congruent

Which is a true statement about an exterior angle of a triangle a. it is formed by two segments that are not sides of the triangle, b. it forms a linear pair with one of the interior angles of the triangle, c. it is complementary to one of the interior angles of the triangle. d. it is formed by two segments that are sides of the triangle.

Solve the equation below: (x+4)/6x=1/x a. x=2 b. x=0,2 c. x=-2 d. x=0,-2

What is the ratio of the length of an object in yards to the length of the same object in miles?