Elena walked 12 miles. then she walked 0.25 that distance. how far did she walk all together

What is the slope of the line that contains the points (4,8) and (9,8)? what type of line is it?

The fraction 7/9 is equivalent to a percent that is greater than 100%. truefalse

Aregular pentagon with a perimeter of 21 inches is dilated by a scale factor of 5/3 to create a new pentagon. what is the perimeter of the new pentagon?