Class IX Math
Test for Constructions
Total Time : 40 mins
Total Marks : 20
1. Construct a triangle ABC in which BC = 7.5 cm, ∠B = 45° and the difference between the other two sides is 4 cm.
(3 Marks)
2. Construct a ΔABC whose perimeter is 12 cm and sides are in the ratio 2 : 3 : 4.
(3 Marks)
3. Construct ΔABC, in which ∠B = 60° and ∠C = 45° and the perpendicular from the vertex A to the base BC is 5.2 cm.
(3 Marks)
4. Contruct an equilateral triangle if its altitude is 6 cm. Give justification for your construction.
(3 Marks)
5. Construct a ΔABC in which BC = 5.5 cm, ∠B = 60° and sum of other two sides is 8.6 cm.
(3 Marks)
6. Construct a ΔABC in wh h BC = 6.4 cm, ∠B = 45° and the difference between the other two sides is 2.6 cm.
(3 Marks)
7. Construct a ΔABC in which BC = 7.2 cm, ∠B = 45° and AB – AC = 3.4 cm.
(2 Marks)