Which inequality is true for all real numbers? Check all that apply. a – b d, then a– c < a – d If a < b, then a < b + c

Idon’t understand sorry

What is the last question i don’t see it?

4should be the last one n=4

“exterior angles of triangles. an exterior (or external) angle is the angle between one side of a triangle and the extension of an adjacent side. try this drag the orange dots on any vertex to reshape the triangle.” look to get to the answer i explained what it means and other things i hope it you .