Fill in the black Rays parallel to the optical axis meet at the

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An engineering team designs a new rocket that is faster and lighter than any other model being produced. however, the materials end up being so expensive that no company can afford to buy them. which step of the engineering process should have addressed this problem? a. know the background. b. evaluate the results. c. identify a need. d. do the work.

If a || b and e || f, what is the value of y ?

If you want to create an electrical current, which situation would produce a solution capable of this