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 FA Mathematics Chapter 12 Online Test MCQs With Answers
Question # 1
In any triangle ABC, law of tangents is:
Choose an answer
all of these
Previous
Skip
Next
Question # 2
If triangle ABC, If ß = 90° then:
Choose an answer
none of these
Previous
Skip
Next
Question # 3
Choose an answer
Previous
Skip
Next
Question # 4
The in-radius r of a triangle is given by:
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
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 # 7
Choose an answer
Previous
Skip
Next
Question # 8
With usual notations for triangle R equals:
Choose an answer
Previous
Skip
Next
Question # 9
r r
1
r
2
r
3
=
Choose an answer
abc
Previous
Skip
Next
Question # 10
A circle which touches one side of a triangle externally and the other two produces sides internally is known as:
Choose an answer
Previous
Skip
Next
Question # 11
In any triangle ABC, law of sines is:
Choose an answer
Previous
Skip
Next
Question # 12
In triangle ABC, If Γ = 90° then:
Choose an answer
b = c + a
Previous
Skip
Next
Question # 13
If the elevation of the sun is 30°, the length of the shadow cast by a tower of 150m height is:
Choose an answer
none
Previous
Skip
Next
Question # 14
In any triangle ABC, law of cosines is:
Choose an answer
Previous
Skip
Next
Question # 15
If 2s = a + b +c, then in any triangle ABC:
Choose an answer
none of these
Previous
Skip
Next
Question # 16
If 2s = a + b + c, then in any triangle ABC:
Choose an answer
all of these
Previous
Skip
Next
Question # 17
In a right isoceles triangle, one acute angle is:
Choose an answer
30°
45°
60°
75°
Previous
Skip
Next
Question # 18
A circle passing though the vertices of a triangle is known as:
Choose an answer
Previous
Skip
Next
Question # 19
In a triangle ABC if a
2
- b
2
+ c
2
= ac then < ß =
Choose an answer
Previous
Skip
Next
Question # 20
r
3
=
Choose an answer
Previous
Skip
Next
Back
