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Q:

What is the perimeter of the sector whose central angle is 60° and radius of the circle is 21 cm?

A) 128 cm B) 96 cm
C) 64 cm D) 32 cm
 
Answer & Explanation Answer: C) 64 cm

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Filed Under: Simplification
Exam Prep: Bank Exams

Q:

The diagonal of a square equals the side of an equilateral triangle. If the area of the square is 6√3 sq cm, what is the area of the equilateral triangle?

A) 9√3 sq cm B) 9 sq cm
C) 9√2 sq cm D) 12 sq cm
 
Answer & Explanation Answer: B) 9 sq cm

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Filed Under: Area
Exam Prep: Bank Exams

Q:

If the length of the side of an equilateral triangle is 6 cm, what is its area?

A) 18√3 sq cm B) 36√3 sq cm
C) 27√3 sq cm D) 9√3 sq cm
 
Answer & Explanation Answer: D) 9√3 sq cm

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Q:

The circumference of a circle is equal to the perimeter of an equilateral triangle. If the radius of the circle is 7 cm what is the length of the side of the equilateral triangle?

A) 22/3 cm B) 44/3 cm
C) 44 cm D) 22 cm
 
Answer & Explanation Answer: B) 44/3 cm

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Q:

In a Rhombus ABCD, measure of angle CAB is 25°, what is the measure of angle ABC?

A) 65° B) 50°
C) 40° D) 130°
 
Answer & Explanation Answer: D) 130°

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Q:

ΔPQR is right angled at Q. If cosP = 5/13, then what is the value of cosecR ?

A) 13/5 B) 5/12
C) 5/13 D) 13/12
 
Answer & Explanation Answer: A) 13/5

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Q:

The length and breadth of a rectangle are 24 cm and 7 cm respectively. What must be the length of its diagonal (in cm)?

A) 50 B) 28
C) 25 D) 56
 
Answer & Explanation Answer: C) 25

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Q:

The radius of the circle circumscribing the three vertices of an equilateral triangle is 12 cm. Determine the height (in cm) of the equilateral triangle

A) 12 B) 14
C) 18 D) 20
 
Answer & Explanation Answer: C) 18

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