So i am doing gcf/factor trees and i know that 2x2=4 and 3x3=9 but i need to know what the gcf is when they are both the same number on each factor.

1. what is the measure of ∠abc? what is the measure of ∠abd?

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?

The total cost of anja’s trip to the dentist was $628.35. she paid a flat fee of $89.95 which included the checkup and cleaning and then had 4 cavities filled, each of which cost the same amount. which shows the correct equation and value of x, the cost of each cavity filling?