11th class Mathematics chapter 12 online mcq test with answers for FA part 1 Mathematics chapter 12 (Application of Trigonometry)

11th Class FA Mathematics Chapter 12 Online Test

Sr. #	Questions	Answers Choice
1		right angled equilateral isosceles obtuse angled
2	In any triangle ABC, law of tangents is:	all of these
3	In a triangle ABC b = √3, c = 1, α = 30° then a = :	2 1 3 -1
4	In a triangle ABC if a² - b² + c² = ac then < ß =
5	In any triangle ABC, law of cosines is:
6	In any triangle ABC, law of sines is:
7	In a triangle ABC, (s - a)(s - b) = s(s - c), then the angle Γ =
8	In triangle ABC, If Γ = 90° then:	b = c + a
9	If triangle ABC, If ß = 90° then:	none of these
10	In triangle ABC, if α = 90° then:	none of these
11	If the elevation of the sun is 30°, the length of the shadow cast by a tower of 150m height is:	none
12	In a right isoceles triangle, one acute angle is:	30° 45° 60° 75°
13	If α, ß, Γ are the angles of a oblique triangle, then:	α = 90° ß = 90° Γ = 90° none of these
14		3:5:2 3:2:1 1:2:3
15	A triangle which is not right angle triangle called ________ triangle:	acute obtuse right oblique
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