The coordinates of three vertices of parallelogram abcd are a(-3,-2), b(0,2), and c(2,2). what are the coordinates of vertex d?

Dylan and dusty plan to take weekly surfing lessons together. if the 2-hour lessons are $20 per person and they plan to spend $100 each on new surfboards, what is the maximum number of lessons the two can take if the total amount spent for lessons and surfboards is at most $480?

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

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 (%)