figure f is graphed. transform figure of using the rule (x y) --> (-x, y-8) describe the transformation precisely. does the transformation result in a figure that is congruent to the original, similar to the original, both, or neither answer

Can someone me and explain..will award brainlest!

Identify the number as a rational or irrational.explai. 291.87

#5 points possible: 3. total attempts: 5 using your calculator, find the range and standard deviation, round to two decimals places: the table below gives the number of hours spent watching tv last week by a sample of 24 children. 76 57 89 73 88 42 31 46 80 42 38 57 49 50 89 36 69 82 27 88 39 89 95 18 range = standard deviation =