Write each ratio as a percent.
44 to 176
and
7 to 16

The length of a rectangle plus its width is 25 cm. the area is 156 square cm. what are the length and width of the rectangle? separate the answers with a comma.

Write the expression in complete factored form. 5n_(c - 3) - n(c - 3) =

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.