How to find the area of a capital 'l' shaped shape?

The price of an item has been reduced by 30%. the original price was $30. what is the price of the item now ?

Use the quadratic function to predict f(x) if x equals 8. f(x) = 25x2 − 28x + 585

Drag each equation to the correct location on the table. for each equation, determine the number of solutions and place on the appropriate field in the table.