PLEASEE HELP ME I NEED A GOOD GRADE

Every weekday, mr. jones bikes from his home to his job. sometimes he rides along two roads, the long route that is shown by the solid lines. other times, he takes the shortcut shown by the dashed line. how many fewer kilometers does mr. jones bike when he takes the shortcut instead of the long route?

Witch sequence shows a pattern where each term is 1.5 times the previous term

Is a triangle with sides of length 6ft, 21 ft, 23 ft. a right triangle?