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olga_2 [115]
3 years ago
10

The size of a television screen is the length of its diagonal. The size of this television screen is 80 cm. If the height of the

screen is 42 cm, find the width of the screen in centimetres, correct to the nearest whole number.
Mathematics
1 answer:
laiz [17]3 years ago
8 0
Use the Pythagorean Theorem. 80 ^{2} = 42^{2} + x^{2} What do you think the answer is?
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