The amount of plastic liner is 298.3 please help asap​

The triangles are similar. what is the value of x? show your work.

The sales totals at macy's food store have increased exponentially over the months. which of these best shows the sales in the first three months?

Due to bad planning, two of the local schools have their annual plays on the same weekend. while 457 people attend one, and 372 attend the other, only 104 people were able to attend both. how many people went to at least one play?