SOLUTION: Television sets: What does it mean to refer to a 20 inch TV set or a 25 inch TV set? Such units refer to diagonal of the screen. A 15 inches TV set also has a width of 12 inches
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Question 318879: Television sets: What does it mean to refer to a 20 inch TV set or a 25 inch TV set? Such units refer to diagonal of the screen. A 15 inches TV set also has a width of 12 inches. What is the height of a 15 inch TV in inches?
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
A^2+B^2=C^2
12^2+B^2=15^2
144=B^2=225
B^2=225-144
B^2=81
B-SQRT81
B=9 INCHES FOR THE HEIGHT.
PROOF:
12^2+9^2-1562
144+81+225
225=225
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