The sum of two numbers is 10 and their difference is 4

Which of these triangle pairs can be mapped to each other using two reflections?

Draw a tape diagram to represent each situation. for some of the situations, you need to decide what to represent with a variable andre bakes 9 pans of brownies. he donates 7 pans to the school bake sale and keeps the rest to divide equally among his class of 30 students

What is the image of c for a 90° counterclockwise rotation about a? (3, 7) (-1, 3) (7, 3)