A circle is shown. Secants A B and B C intersects outside of the circle at point B. Secant A B intersects the circle at point D and secant B C intersects the circle at point E. The measure of arc D E is 25 degrees. The measure of arc A C is 110 degrees.
What is the measure of angle ABC?

42.5°
67.5°
85°
135°

Each of the walls of a room with square dimensions has been built with two pieces of sheetrock, a smaller one and a larger one. the length of all the smaller ones is the same and is stored in the variable small. similarly, the length of all the larger ones is the same and is stored in the variable large. write a single expression whose value is the total area of this room. do not use any method invocations.

Aconstruction worker has rope 9 m long he needs to cut it in pieces that are each 3 /5 m long how many such pieces can he cut without having any rope leftover?

I’m really confused and need your assist me with this question i’ve never been taught