Find the area of the shaded region. Round your answer to the nearest tenth.

Determine the relationship of ab and cd given the following points

Jack has a piece of red ribbon that is two times as long as his piece of blue ribbon. he says that he can use two different equation to find out how long his piece of red ribbon is compared to his piece of blue ribbon is. is he correct? explain his reasoning

What is the result of adding the system of equations? 2x+y=4 3x-y=6