Plz answer 19. and 20. until friday it's due friday.

Statement: if two distinct planes intersect, then their intersection is a line. which geometry term does the statement represent? defined term postulate theorem undefined term

Which of the following is the correct ratio for converting kilograms to grams

Write an expression that has three terms and simplifies to 4x - 7. identify the coefficient(s) and constant(s) in your expression