The size of a TV screen is given by the length of its diagonal. The screen aspect ratio is the ratio of its width to its height.
The screen aspect ratio of a standard TV screen is 4:3. What are the width and height of a 27" TV screen?
width: 21.6 in., height: 16.2 in.
width: 16.2 in., height: 21.6 in.
width: 21.6 in., height: 5.4 in.
width: 5.4 in., height: 21.6 in.
50 pts!
width: 21.6 in., height: 16.2 in.
width: 16.2 in., height: 21.6 in.
width: 21.6 in., height: 5.4 in.
width: 5.4 in., height: 21.6 in.
50 pts!
2 answers:
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Answer:
112 m
Step-by-step explanation:
The area (A) of a square is
A = s² ( s is the length of side )
Here A = 784 , then
s² = 784 ( take the square root of both sides )
s = = 28
Then
perimeter = 4s = 4 × 28 = 112 m