What is the value of the underline digit 2 for 28

Ifurniture stores having a weekend sale and is offering 20% discount on patio chairs and table the sales tax on furniture is 6.25 using function composition how can you represent the total amount a that you would need to pay for this furniture that cost x dollars

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

Is the figure congruent? yes or no?