# NCERT Mathematics Class 9 Exemplar Ch 3 Coordinate Geometry Part 10 (For CBSE, ICSE, IAS, NET, NRA 2022)

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**Exercise 3.4**

Q. 1. Points and are three vertices of a square ABCD. Plot these points on a graph paper and hence find the coordinates of the vertex C.

Answer: C

Q. 2. Write the coordinates of the vertices of a rectangle whose length and breadth are 5 and 3 units respectively, one vertex at the origin, the longer side lies on the x axis and one of the vertices lies in the third quadrant.

Answer:

3. Plot the points P (1,0) , Q (4,0) and S (1,3) . Find the coordinates of the point R such that PQRS is a square.

Answer: