Constructions
PQ is a tangent to a circle with centre O at the point P. If triangle OPQ is an isosceles triangle , then angle OQP is equal to
1) 30°
2) 90°
3) 45°
4) 60°
A. | Option 1 |
B. | Option 2 |
C. | Option 3 |
D. | Option 4 |
Option: 3 Solution : -. |
Constructions
The length of each side of an equilateral triangle of area 4Ö3 cm², is
1) 8 cm
2) 4 cm
3) Ö3 / 4 cm
4) 3 cm
A. | Option 1 |
B. | Option 2 |
C. | Option 3 |
D. | Option 4 |
Option: 2 Solution : -. |
Constructions
The length of the sides of ∆ABC are consecutive integers. If ∆ABC has the same perimeter as an equilateral triangle with a side of length 9cm, what is the length of the shor test side of ∆ABC?
1) 8
2) 6
3) 4
4) 10
A. | Option 1 |
B. | Option 2 |
C. | Option 3 |
D. | Option 4 |
Option: 1 Solution : -. |
Constructions
If every side of a triangle is doubled, then increase in the area of the triangle is
1) 100Ö2 %
2) 200 %
3) 300 %
4) 400 %
A. | Option 1 |
B. | Option 2 |
C. | Option 3 |
D. | Option 4 |
Option: 3 Solution : -. |
Constructions
The sides of a triangle are 16 cm, 30 cm, 34 cm. Its area is
1) 225 cm²
2) 225Ö3 cm²
3) 225Ö2 cm²
4) 240 cm²
A. | Option 1 |
B. | Option 2 |
C. | Option 3 |
D. | Option 4 |
Option: 4 Solution : -. |
Constructions
. In the given figure , triangle ABC has be enconstructed similar to triangle A’BC’. What is the scale factor?
1) 3 / 2
2) 5 / 4
3) 2 / 3
4) 4 / 3
A. | Option 1 |
B. | Option 2 |
C. | Option 3 |
D. | Option 4 |
Option: 4 Solution : -. |
Constructions
To draw a pair of tange nts to a circle which are incline d to e ach othe r at an angle of 45° it is re quire d to draw tange nts at the e nd point of those two radii of the circle , the angle be twe e n which is :
1) 105°
2) 135°
3) 145°
4) 70°
A. | Option 1 |
B. | Option 2 |
C. | Option 3 |
D. | Option 4 |
Option: 2 Solution : -. |
Constructions
The base of an isosceles right triangle is 30 cm. Its area is
1) 225 cm²
2) 225Ö3 cm²
3) 225Ö2 cm²
4) 450 cm²
A. | Option 1 |
B. | Option 2 |
C. | Option 3 |
D. | Option 4 |
Option: 1 Solution : -. |
Constructions
If TP and TQ are two tangents to a circle with centre O so that angle POQ = 110° then angle PTQ is equal to
1) 60°
2) 80°
3) 70°
4) 90°
A. | Option 1 |
B. | Option 2 |
C. | Option 3 |
D. | Option 4 |
Option: 3 Solution : -. |