Stefanie bought a package of pencils for and some erasers that cost each. She paid a total of for these items, before tax.
Exactly how many erasers did Stefanie buy?

In need of in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.

Lowest fraction using common term 28/35

An art teacher made a copy of a small painting. to make the painting easier to see the teacher enlarged the area of the painting by 49%. let y respresent the area of the original painting. the expression below is one way to resperesnt the area of the new painting.find two equivalent expressions that would give the area of the new painting y+0.49y