Mathematics FA Part 1 Online Test With Answers

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Mathematics FA Part 1 Online Test

Sr. # Questions Answers Choice
1 When two sides and included angle is given, then area of triangle is given by: all of these
2 In triangle the length of the sides are 7, 4√3 and √13. Then the smallest angle is: 15° 30° 60° 45°
3 The lengths of the sides of a triangle are proportional to the sines of the opposite angles to the sides. This is known as: The law of sines The law of cosines The law of tangents The fundamental law
4 If 2s = a + b +c, then in any triangle ABC: none of these
5 In 2s = a + b + , then in any triangle ABC: all of above
6 If 2s = a + b + c, then in any triangle ABC: all of these
7 right angled equilateral isosceles obtuse angled
8 In any triangle ABC, law of tangents is: all of these
9 In a triangle ABC b = √3, c = 1, α = 30° then a = : 2 1 3 -1
10 In a triangle ABC if a2 - b2 + c2 = ac then < ß =
11 In any triangle ABC, law of cosines is:
12 In any triangle ABC, law of sines is:
13 In a triangle ABC, (s - a)(s - b) = s(s - c), then the angle Γ =
14 In triangle ABC, If Γ = 90° then: b = c + a
15 If triangle ABC, If ß = 90° then: none of these
16 In triangle ABC, if α = 90° then: none of these
17 If the elevation of the sun is 30°, the length of the shadow cast by a tower of 150m height is: none
18 In a right isoceles triangle, one acute angle is: 30° 45° 60° 75°
19 If α, ß, Γ are the angles of a oblique triangle, then: α = 90° ß = 90° Γ = 90° none of these
20 3:5:2 3:2:1 1:2:3
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