Lydia is trying to classify this polygon as a scalene, isosceles, or equilateral triangle. she concludes that it is a scalene triangle. is lydia's conclusion correct?

Compare these two waves: the blue and orange waves have the same pitch, but the blue wave is louder. the blue and orange waves have the same volume, but the blue wave has a higher pitch. the orange wave has a higher pitch, but the blue wave is louder. the blue wave has a higher pitch, but the orange wave is louder.

Aschool puts on a play. the play costs $1,200 in expenses. the students charge $4.00 for tickets. there will be one performance of the play in an auditorium that seats 500 people. what is the domain of the function that shows the profit as a function of the number of tickets sold?  

Solve the following inequalities and show the solution on a number line. 3/4 (2x-7) ≤ 5