More Classes
5th Class
6th Class
7th Class
8th Class
9th Class
10th Class
11th Class
12th Class
NAT I
NAT II
CSS
IQ
General Knowledge
MDCAT
ECAT
GAT General
GAT Subject
Other Links
Go to Home
Online Tests
11th Class Part 1 Mathematics Chapter 12 Test Online MCQs With Answers
Question # 1
In a triangle ABC b = √3, c = 1, α = 30° then a = :
Choose an answer
2
1
3
-1
Previous
Skip
Next
Question # 2
The in-radius r of a triangle is given by:
Choose an answer
Previous
Skip
Next
Question # 3
Choose an answer
Previous
Skip
Next
Question # 4
In any triangle ABC, law of sines is:
Choose an answer
Previous
Skip
Next
Question # 5
The lengths of the sides of a triangle are proportional to the sines of the opposite angles to the sides. This is known as:
Choose an answer
The law of sines
The law of cosines
The law of tangents
The fundamental law
Previous
Skip
Next
Question # 6
Choose an answer
Previous
Skip
Next
Question # 7
In triangle ABC, If Γ = 90° then:
Choose an answer
b = c + a
Previous
Skip
Next
Question # 8
Choose an answer
3:5:2
3:2:1
1:2:3
Previous
Skip
Next
Question # 9
r r
1
r
2
r
3
=
Choose an answer
abc
Previous
Skip
Next
Question # 10
r
2
=
Choose an answer
Previous
Skip
Next
Question # 11
Choose an answer
Previous
Skip
Next
Question # 12
In 2s = a + b + , then in any triangle ABC:
Choose an answer
all of above
Previous
Skip
Next
Question # 13
In a right isoceles triangle, one acute angle is:
Choose an answer
30°
45°
60°
75°
Previous
Skip
Next
Question # 14
A triangle which is not right angle triangle called ________ triangle:
Choose an answer
acute
obtuse
right
oblique
Previous
Skip
Next
Question # 15
If 2s = a + b + c, where a, b, c are the sides of a triangle ABC, then area of triangle ABC is given by:
Choose an answer
Previous
Skip
Next
Question # 16
In triangle the length of the sides are 7, 4√3 and √13. Then the smallest angle is:
Choose an answer
15°
30°
60°
45°
Previous
Skip
Next
Question # 17
r
1
=
Choose an answer
Previous
Skip
Next
Question # 18
In any triangle ABC, law of tangents is:
Choose an answer
all of these
Previous
Skip
Next
Question # 19
With usual notations for triangle R equals:
Choose an answer
Previous
Skip
Next
Question # 20
A circle passing though the vertices of a triangle is known as:
Choose an answer
Previous
Skip
Next
Back
