Which of the sdlc models has distinct goals for each phase of the development and requires each phase to be fully completed before the next phase can begin? fountain model waterfall model build and fix model rapid prototyping model

The width of a piece of rectangular land is 5m shorter rhan 1/3 of its length .find the width of the land if the length is 60m,150m.

Dameas communication challenge is due to which factor

After you present a proposal, the committee starts asking you questions, some beyond the strict focus of your proposal. they ask questions about implications in other fields and knowledge about other fields. you are asked to redo your proposal. what is most likely missing? breadth of material depth of material clarity of material details of material