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The difference between two angles of a triangle is 24°. The
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11 Apr 2019, 16:04
11 Apr 2019, 16:04
Expert Reply
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Question Stats:
66% (01:04) correct
33% (00:51) wrong based on 24 sessions
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The difference between two angles of a triangle is 24°. The average of the same two angles is 54°. Which one of the following is the value of the greatest angle of the triangle?
(A) 45°
(B) 60°
(C) 66°
(D) 72°
(E) 78°
(A) 45°
(B) 60°
(C) 66°
(D) 72°
(E) 78°
Re: The difference between two angles of a triangle is 24°. The
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17 Apr 2020, 11:09
17 Apr 2020, 11:09
Expert Reply
a-b = 24
a+b = 2*54 = 108
a = 66
b= 42
c = 180 -a-b = 180 - 108 = 72
The greatest angle = c = 72
D is the answer
a+b = 2*54 = 108
a = 66
b= 42
c = 180 -a-b = 180 - 108 = 72
The greatest angle = c = 72
D is the answer
gmatclubot
Re: The difference between two angles of a triangle is 24°. The [#permalink]
17 Apr 2020, 11:09
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