Solution to 2 GMAT Sample Questions | GMAT DS Tutorials | Online GMAT Course

This set of questions tests your conceptual understanding of Geometry and its application to solve Geometry Data Sufficiency questions.

Question 1: 1:09
A triangle is inscribed in a circle. Is the triangle right angled?
Statement 1: One side of the triangle is the diameter of the circle.
Statement 2: Two sides of the triangle are equal in length.

Question 2: 10:33
Triangle T1 is formed by joining vertices A, B and C. Triangle T2 is formed by joining vertices A, D and E. Is triangle T1 similar to T2?
Statement 1: DE is not parallel to BC.
Statement 2: angle(CED) = 110 degrees

The correct answer for these questions are as follows:
Q1 | A; Q2 | B

As part of the explanation to question 1, a snippet on the classification of triangles based on the value of angles and the equality of sides and angles has been included. 07:11

As part of the explanation to statement 1 of question 2, an important concept behind handling logical statements is discussed. Starts at 17:07

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1 Comment

1. Kalyan Biswal 2 years ago

Thank you sir
Geometry DS is something people are never comfortable with, but you made it so simple. Thanks

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