## Tuesday, 18 December 2012

### 9th Construction of Triangle CBSE Guess Paper

Section - A
Q.1 With a ruler and compass which of the following angles cannot be constructed?
(a) 600 (b) 800 (c) 900 1050
Q.2 With a ruler and compass which of the following angles can be constructed?
(a) 800 (b) 900 (c) 1000 1100
Section - B
Q.3 Construct an angle of 450 at the initial point of a given ray and justify the construction.
Q.4 Construct the following angles and verify by measuring them by a protractor.
(i) 750 (ii) 1350
Section - C
Q.5 Construct Triangle PQR with base QR = 3.8 cm and <Q=750 and PQ + PR = 7.9cm
Q.6 Construct a with base Triangle PQ R  a with base QR = 3.4 cm and <R=750 and PQ - PR = 1.2cm
Q.7 Construct an equilateral triangle with sides 4cm.
Section -D
Q.8 Construct a triangle ABC in which and  < B = 600 and <C = 450 and  AB+BC+CA = 13 cm.
Q.9 Construct a right triangle whose base is 12cm and sum of its hypotenuse and other side is 18cm.
Q.10 Construct a with its perimeter = 11cm and the base angles of 750 and 300.