im on a time crunch plz answer correctly and u get brainliest plz thanks

Adam drew two same size rectangles and divided them into the same number of equal parts. he shaded 1/3 of one rectangle and 1/4 of the other rectangle. what is the least number of parts into which both rectangles could be divided into?

Atriangle has a side lengths of 18cm, 80 cm and 81cm. classify it as acute obtuse or right?

Acompany made a profit of 75000 over a period of 6 years on an initial investment of 15000 what is the annual roi