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Mensuration 2D
Question 1
Jack went to the garden for a picnic. He saw a board in the garden with the area of the square garden mentioned as 625 sq.m. He is curious to know what will be the area of a path of width 2.5 m around it if the path is outside the garden?
- A
169 sq. m
- B
200 sq. m
- C
275 sq. m
- D
400 sq. m
Question 2
Johnny went to an exhibition, he saw a triangular swing there. He noted the dimensions of the swing as 3m, 4m, and 5m. Find its area?
- A
7/2 sq. m
- B
5 sq. m
- C
6 sq. m
- D
11 sq. m
Question 3
Given: The area of a rectangle field is 6000 sq.m. The ratio of the sides is 5:4, find the perimeter of the rectangular field.
- A
100 m
- B
183√3 m
- C
180√3 m
- D
200 m
Question 4
If the diagonal of a square has a length of 23√2. Find the area of the square?
- A
46√2 sq . m
- B
441 sq. m
- C
529 sq. m
- D
1058 sq. m
Question 5
The diagonals of a rhombus are 26 cm and 14 cm. Find the length of its boundaries:
- A
30√3
- B
4×√216
- C
4×√218
- D
None of the above
Question 6
The sides of a rectangular garden are 36 m x 64 m. Find the perimeter of a square garden which is having the same area as that of the rectangle?
- A
136
- B
140
- C
180
- D
192
Question 7
Jimin was calculating the area of a square. He made a mistake in measuring the side of square, the error of 10% excess is made in calculating the side of a square by him. Find the % error in its area.
- A
11
- B
15
- C
21
- D
60
Question 8
If a circular swing in an exhibition has an area of 616 sq.m. Find the radius of the swing?
- A
24/7
- B
40/7
- C
11
- D
14
Question 9
The perimeter of a field of length 100 m and breadth is 50 m is:
- A
500 m
- B
400 m
- C
300 m
- D
200 m
Question 10
If the radius of a circle is increased by 7.36%, then by how the area will be increased?
- A
13.58
- B
14.97
- C
15.26
- D
22.75
There are 15 questions to complete.