Dos partículas, A y B, se encuentran sobre un disco que gira en sentido contrario a las manecillas del reloj, como se indica en la figura.

Acarnival sold tickets for $1.50 for adults and $1.00 for students. there were 54 tickets sold for a total of $70.50. write a system of equations to represent the number of adult tickets, x, and the number of student tickets, y. find the solution and explain what it means. i'll you if you me

Aregular pentagon with a perimeter of 21 inches is dilated by a scale factor of 5/3 to create a new pentagon. what is the perimeter of the new pentagon?

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