Sophia has 7m ribbon tab decorate her room she will cut pieces of ribbon that are each r inches long

When turned about its axis of rotation, which shape could have created this three-dimensional object?

The parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left

Acompany manufactures three types of cabinets. it makes 110 cabinets each week. in the first week, the sum of the number of type-1 cabinets and twice the number of type-2 cabinets produced was 10 more than the number of type-3 cabinets produced. the next week, the number of type-1 cabinets produced was three times more than in the first week, no type-2 cabinets were produced, and the number of type-3 cabinets produced was the same as in the previous week.