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The diagonal length of a rectangular TV screen measuring 70
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03 Dec 2020, 10:50
03 Dec 2020, 10:50
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Question Stats:
79% (01:29) correct
20% (02:31) wrong based on 24 sessions
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The diagonal length of a rectangular TV screen measuring 70 × 240 is how much greater than the diagonal length of a rectangular TV screen measuring 80 × 150?
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Show: :: OA
80
Kudos for the right answer and explanation
Re: The diagonal length of a rectangular TV screen measuring 70
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29 Dec 2020, 18:31
29 Dec 2020, 18:31
1
70^2 + 240 ^2 = 250 ^ 2
80^2 + 150 ^2 = 170 ^ 2
250 - 170 = 80
Answer : 80
80^2 + 150 ^2 = 170 ^ 2
250 - 170 = 80
Answer : 80
gmatclubot
Re: The diagonal length of a rectangular TV screen measuring 70 [#permalink]
29 Dec 2020, 18:31
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