What would be the area of a polygon that is 15 and 18 inches??

What is the solution of the systems of equations? y=2/3x+3 x=-2

Two angles are complementary. the large angle is 36 more than the smaller angle. what is the measure of the large angle?

Acompany that manufactures and sells guitars made changes in their product range. from the start they had 20 models. then they reduced the number of models to 15. as a result, the company enjoyed a 10% increase in turnover. - how much did the stock level change? in (%)