Write each number in scientific notation 4. 43,000 5. 0.0072 6. 0.901

Gregory draws a scale drawing of his room. the scale that he uses is 1 cm : 4 ft. on his drawing, the room is 3 centimeters long. which equation can be used to find the actual length of gregory's room?

Mackenzie needs to determine whether the rectangles are proportional. which process could she use? check all that apply.

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.