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Given RST above, what is the value of b? (A) 50 (B) 40 (C) 30 (D) 20
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14 Jan 2021, 02:16
14 Jan 2021, 02:16
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Question Stats:
33% (00:56) correct
66% (01:25) wrong based on 3 sessions
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Given \(\triangle RST\) above, what is the value of b?
(A) 50
(B) 40
(C) 30
(D) 20
(E) 10
Kudos for the right answer and explanation
Re: Given RST above, what is the value of b? (A) 50 (B) 40 (C) 30 (D) 20
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14 Jan 2021, 18:25
14 Jan 2021, 18:25
1
Answer : E .
Angular a = (180-120) /2 = 60 / 2= 30
Angular a+b = (180-100) /2 = 80 / 2 = 40
b = 40 - 30 = 10.
So the answer is E.
Angular a = (180-120) /2 = 60 / 2= 30
Angular a+b = (180-100) /2 = 80 / 2 = 40
b = 40 - 30 = 10.
So the answer is E.
gmatclubot
Re: Given RST above, what is the value of b? (A) 50 (B) 40 (C) 30 (D) 20 [#permalink]
14 Jan 2021, 18:25
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