Searching for "angle"

Q:

The area of an equilateral triangle is 16√3 sq.cm. Find its side in cm.

 

A) 8 B) 4
C) 16 D) 24
 
Answer & Explanation Answer: A) 8

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Filed Under: Area
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Q:

The perimeter of two similar triangles is 36 units and 48 units. Find the ratio of their corresponding areas.

A) 1 : 3 B) 3 : 4
C) 4 : 9 D) 9 : 16
 
Answer & Explanation Answer: D) 9 : 16

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Filed Under: Simplification
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Q:

In the following figure, rectangle represents Actors, circle represents Illustrators, triangle represents Sculptors and square represents Gymnasts. Which set of letters represents Actors who are Sculptors?

 

 

A) EF   B) DE
C) FI   D) FG
 
Answer & Explanation Answer: A) EF  

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Filed Under: Image Analysis
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Q:

The number of sides of a regular polygon whose exterior angles are each 72 deg is

A) 7 B) 6
C) 5 D) 8
 
Answer & Explanation Answer: C) 5

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Q:

The length of a diagonal in cms of a rectangle of length 5 cm and width 3 cm is

 

A) √34 B) +-√34
C) 4 D) +-4
 
Answer & Explanation Answer: A) √34

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Q:

The order of rotational symmetry of a rectangle is

A) 1 B) 4
C) 2 D) 0
 
Answer & Explanation Answer: C) 2

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Q:

∆XYZ is right angled at Y. If cotX = 5/12, then what is the value of secZ ?

 

 

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

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Q:

The area and the breadth of a rectangle are 288 sq.cm and 16 cm respectively. Find the length of its perimeter (in cm).

 

 

A) 34 B) 68
C) 136 D) 102
 
Answer & Explanation Answer: B) 68

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