Asmall diagram in a textbook is 3 cm x 4 cm. the teacher takes the textbook to the copier to enlarge the diagram. if the teacher hits 150% in the copier, what are the new dimensions of the diagram after being copied?

4.5 cm x 6 cm

Step-by-step explanation:

Notice that the 150% enlargement can be written as a fraction:

That gives us a clue about what value to multiply each side of the textbook by  in order to obtain the new enlarged dimensions.

Therefore, the side which is 3 cm now becomes:

and the side which is 4 cm now becomes:

the answer is c: divide the arc's degree measure by 360°, then multiply by the circumference of the circle.