Mr. Gonzalez estimates the radius of Air conditioning duct by folding a ruler to form two 6 inch tangents to the duct. The tangents form an angle. Mr. Gonzalez measures the angle bisector from the vertex to the duct. It is about 2.75 inches long, what is the radius of the duct?

Okay so i didn't get this problem petro bought 8 tickets to a basketball game he paid a total of $200 write an equation to determine whether each ticket cost $26 or $28 so i didn't get this question so yeahyou have a good day.

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?

If rs 900 amounts to rs 1044 in 4 years, what sum will amount to 1368 in 3 1/2 years at the same rate