What is 20 kilograms times 30 kilograms

Aline on the wall and a line on the floor are skew. always, sometimes, or never?

#1-20 state whether the angles are alternate interior, alternate exterior, vertical, or corresponding angles.

Desmond wants to sell his car that he paid $8,000 for 2 years ago. the car depreciated, or decreased in value, at a constant rate each month over a 2-year period. if x represents the monthly depreciation amount, which expression shows how much desmond can sell his car for today? \ 8,000 + 24x 8,000 - 24x 8,000 + 2x 8,000 - 2x