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Q:

For triangle ABC, what would be the equation of median AD if co-ordinates of A, B and C are (-5,4), (-4,0) and (-2,2) respectively?

A) 3x - 2y = -11 B) 3x + 2y = 7
C) 3x + 2y = -7 D) 3x - 2y = 11
 
Answer & Explanation Answer: C) 3x + 2y = -7

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Filed Under: Simplification
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Q:

In a triangle the length of the side opposite the angle which measures 30° is 9 cm, what is the length of the side opposite to the angle which measures 60°?

A) 3√3 cm B) 3/2 cm
C) 9/2 cm D) 9√3 cm
 
Answer & Explanation Answer: D) 9√3 cm

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

Q:

What will be the sum of the measures all the interior angles of a polygon having 14 sides?

A) 2520° B) 2160°
C) 2880° D) 3240°
 
Answer & Explanation Answer: B) 2160°

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Filed Under: Volume and Surface Area
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Q:

Find the sum of interior angles of a dodecagon?

A) 1620° B) 1800°
C) 1440° D) 1260°
 
Answer & Explanation Answer: B) 1800°

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Q:

The area of an equilateral triangle is 9√3 sq cm, find height of the triangle?

A) 6 cm B) 6√3 cm
C) 3√3 cm D) 9 cm
 
Answer & Explanation Answer: C) 3√3 cm

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Filed Under: Area
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Q:

Find length of the arc whose central angle is 90° and radius of the circle is 3.5 cm?

A) 11 cm B) 5.5 cm
C) 16.5 cm D) 22 cm
 
Answer & Explanation Answer: B) 5.5 cm

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Filed Under: Volume and Surface Area
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Q:

What is the length of the side of an equilateral triangle, if its area is 64√3 sq cm?

A) 8 cm B) 16 cm
C) 16√3 cm D) 8√3 cm
 
Answer & Explanation Answer: B) 16 cm

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Filed Under: Area
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Q:

Two ships are sailing in the sea on the two sides of a light house. The angle of elevation of the top of the light house as observed from the two ships are 30° and 45° respectively. If the light house is 100m high, the distance between the two ships is :(take √3=1.73)

A) 173m B) 200m
C) 273m D) 300m
 
Answer & Explanation Answer: C) 273m

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Filed Under: Height and Distance
Exam Prep: Bank Exams