One side of a right –angled triangle is twice the other, and the hypotenuse is 10 cm. The area of the triangle is :

1.  20 cm2

2.  33 1/3 cm2

3.  40 cm2

4.  50 cm2

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4
Correct Answer :

20 cm2


Explanation :
No Explanation available for this question

The perimeter of a right-angled triangle is 60 cm. Its hypotenuse is 26 cm. The area of the triangle is :

1.  120 cm2

2.  240 cm2

3.  390 cm2

4.  780 cm2

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4
Correct Answer :

120 cm2


Explanation :
No Explanation available for this question

If the perimeter of an isosceles right  triangle is (6+3√2) m, then the area of the triangle is:

1.  4.5 m2

2.  5.4 m2

3.  9 m2

4.  81 m2

View Answer  
4
Correct Answer :

4.5 m2


Explanation :
No Explanation available for this question

The perimeter of a triangle is 30 cm and its area is 30 cm2. If the largest side measures 13 cm, then what is the smallest side of the triangle

1.  3 cm

2.  4 cm

3.  5 cm

4.  6 cm

View Answer  
4
Correct Answer :

5 cm


Explanation :
No Explanation available for this question

If the area of an equilateral triangle is 24√3 sq. cm, then its perimeter is :

1.  2√6 cm

2.  4√6 cm

3.  12√6 cm

4.  96 cm

View Answer  
4
Correct Answer :

12√6 cm


Explanation :
No Explanation available for this question

The height of an equilateral triangle is 10 cm. its area is:

1.  100/3 cm2

2.  30 cm2

3.  100 cm2

4.  100/√3 cm2

View Answer  
4
Correct Answer :

100/√3 cm2


Explanation :
No Explanation available for this question

From a point in the interior of an equilateral triangle, the perpendicular distance of the sides are √3 cm, 2√3 cm and 5√3 cm. The perimeter (in cm) of the triangle is:

1.  24

2.  30 cm2

3.  100 cm2

4.  100/√3 cm2

View Answer  
4
Correct Answer :

100 cm2


Explanation :
No Explanation available for this question

If x is the length of a median of an equilateral triangle, then its area is:

1.  x2

2.  ½ x2

3.  (√3/2)x2

4.  (√3/3)x2

View Answer  
4
Correct Answer :

(√3/3)x2


Explanation :
No Explanation available for this question

If the area of a square with side a is equal to the area of a triangle with base a , then the altitude of the triangle is:

1.  a/2

2.  a

3.  2a

4.  4a

View Answer  
4
Correct Answer :

2a


Explanation :
No Explanation available for this question

An equilateral triangle is described on the diagonal of a square. What is the ratio of the area of the triangle to that of the square

1.  2:√3

2.  4: √3

3.  √3:2

4.  √3:4

View Answer  
4
Correct Answer :

√3:2


Explanation :
No Explanation available for this question
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