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02 Oct 2022, 07:44
Kudos
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Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
5%
(low)
Question Stats:
89% (00:39) correct
12%
(00:42)
wrong
based on 200
sessions
History
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Is ΔRST a right triangle?
(1) The degree measure of ∠R is twice the degree measure of ∠T.
(2) The degree measure of ∠T is 30.
(1) The degree measure of ∠R is twice the degree measure of ∠T.
(2) The degree measure of ∠T is 30.
Pure algebraic questions like this one are no longer part of the GMAT Data Sufficiency syllabus.
For relevant Data Sufficiency questions, please check the Data Sufficiency forum:
Data Sufficiency Forum
Data Sufficiency Forum
02 Oct 2022, 07:50
Kudos
Bookmarks
C
Statement 1 alone can have below possibility
T = 60 => R = 120 => not right triangle
T = 30 => R = 60 => right triangle
Statement two alone doesn't help determine measures of other angles
Hence you need both statements to know if RST is a right triangle
Posted from my mobile device
Statement 1 alone can have below possibility
T = 60 => R = 120 => not right triangle
T = 30 => R = 60 => right triangle
Statement two alone doesn't help determine measures of other angles
Hence you need both statements to know if RST is a right triangle
Posted from my mobile device
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