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A television set may be described in terms of the diagonal measure of its screen. If a TV screen is 16 inches by 12 inches, what is the length of its diagonal?

Your going to add them, obviously, then take the square root of the number added. and your answer is 20.

Hello! To find the length of the diagonal of the TV screen, we can use the Pythagorean theorem. The Pythagorean theorem states that in a right triangle, the square of the length of the hypotenuse (in this case, the diagonal) is equal to the sum of the squares of the other two sides.

In this case, the two sides are the horizontal and vertical dimensions of the TV screen, which are 16 inches and 12 inches respectively.

So, applying the Pythagorean theorem, we have:

Diagonal^2 = 16^2 + 12^2

Simplifying this equation:

Diagonal^2 = 256 + 144
Diagonal^2 = 400

Taking the square root of both sides of the equation:

Diagonal = √400
Diagonal = 20 inches

Therefore, the length of the diagonal of the TV screen is 20 inches.

Hello! To find the length of the diagonal of a television screen, you can use the Pythagorean theorem. The Pythagorean theorem states that in a right-angled triangle, the square of the length of the hypotenuse (in this case, the diagonal) is equal to the sum of the squares of the other two sides.

In this case, the two sides of the right-angled triangle represent the length and width of the TV screen. So, you can use the formula:

Diagonal^2 = Length^2 + Width^2

Let's calculate it for the given TV screen dimensions:

Length = 16 inches
Width = 12 inches

Plug these values into the formula:

Diagonal^2 = 16^2 + 12^2

Simplifying:

Diagonal^2 = 256 + 144
Diagonal^2 = 400

To find the length of the diagonal, we need to take the square root of both sides of the equation:

Diagonal = √400
Diagonal = 20 inches

Therefore, the length of the diagonal of the TV screen is 20 inches.

Just use Pythagoras:

d^2= 16^2 + 12^2
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d = ??