# NCERT Mathematics Class 9 Exemplar Ch 11 Constructions Part 4 (For CBSE, ICSE, IAS, NET, NRA 2022)

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**Exercise 11.4**

Q. 1. A triangle if its perimeter is 10.4 cm and two angles are and

Q. 2. A triangle PQR given that , and

Q. 3. A right triangle when one side is and sum of other sides and the hypotenuse is

Q. 4. An equilateral triangle if its altitude is

Q. 5. A rhombus whose diagonals are and in lengths.