SOLUTION: What does it mean to refer to a 20-in TV set or a 25-in TV set? Such units refer to the diagonal of the screen. A 30-in TV set also has a width of 24 inches. What is its height? Th

Algebra ->  Radicals -> SOLUTION: What does it mean to refer to a 20-in TV set or a 25-in TV set? Such units refer to the diagonal of the screen. A 30-in TV set also has a width of 24 inches. What is its height? Th      Log On


   

Question 323721: What does it mean to refer to a 20-in TV set or a 25-in TV set? Such units refer to the diagonal of the screen. A 30-in TV set also has a width of 24 inches. What is its height? The height of a 30in TV set is how many inches?
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
a 30 in TV means the diagonal is 30 in
Call the height h
given is the base is 24 in
30%5E2+=+h%5E2+%2B+24%5E2
900+=+h%5E2+%2B+576
h%5E2+=+900+-+576
h%5E2+=+324
h+=+18
The height is 18 in