Square root 8 to the nearest hundredth

What scale factor was applied to the first rectangle to get the resulting image interior answer as a decimal in the box

△cde maps to △stu with the transformations (x, y) arrowright (x − 2, y − 2) arrowright (3x, 3y) arrowright (x, −y). if cd = a + 1, de = 2a − 1, st = 2b + 3 and tu = b + 6, find the values of a and b. the value of a is and the value of b is .

Tom travels between the two mile markers shown and then finds his average speed in miles per hour. select the three equations that represent this situation.