How many times can 14 go into 355 show example

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

A50% increase followed by 33 1/2% decrease

*let m∠cob = 50°30’, m∠aob = 70° and m∠aoc = 20°30’. could point c be in the interior of ∠aob? why? a. point c could be the interior of aob but it is not the only case b. point c is the interior of aob c. point c is not the interior of aob d. the given is not possible for the plane geometry answer