Juan's age, x, is 4 times his age 15 years ago. which equation represents the statement? !

The perimeter of a rhombus with a side of 6 is 24

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.

Which basic geometric term has no width, no length, and no thickness? line b. point c. angle d. plane