Sean has a job to tile a room 15 ft x 20 ft with 1 ft. square tiles. How many tiles does he need?

Trigonometry hellllllpppppppp asap

What is the nth term rule of the linear sequence below? 27 , 25 , 23 , 21 , 19 , . .

In two or more complete sentences, formulate how to use technology to calculate the appropriate regression model for the given data. you are not required to find the model, just choose the appropriate regression and explain how to use the technology. (-5,,2.,0.8), (0,-0.5), (2,-1.3), (3,-0.8), (5,2)