PLEASE HELP ME WITH THIS ONE ITS HARD AND I DONT UNDERSTAND IT :( YOULL GET MARKED BAINLIEST :( PLZ HELP ;-; oh and the picture is below heres the question
Which angles are acute ?

(05.08a)triangle abc is transformed to similar triangle a′b′c′ below: a coordinate plane is shown. triangle abc has vertices a at 2 comma 6, b at 2 comma 4, and c at 4 comma 4. triangle a prime b prime c prime has vertices a prime at 1 comma 3, b prime at 1 comma 2, and c prime at 2 comma 2. what is the scale factor of dilation? 1 over 2 1 over 3 1 over 4 1 over 5

What is coefficient of the term of degree of degree 5 in the polynomial below

Which system of linear inequalities is represented by the graph?