If a gymnasium is 80 feet long and 60 feet wide, what will the distance be between opposite corners

Adam plans to choose a video game from the section of the store where everything is 75% off. he writes the expression d-0.75d to find the sale price of the game if the original price is d dollars. gena correctly writes another expression, 0.25d, that will also find the sale price of the game if the original price is d dollars. use the drop down menus to explain each part of adams and rena's expression

60 2(x + 2) in the diagram, gef and hef are congruent. what is the value of x?

This is about circle theorems. someone asap : (