TCS Digital Geometry Quiz- 1

Question 1

Time: 00:00:00
Determine the metal required to make a 21 m long pipe if its inner and outer diameter is 12 m and 10 m respectively

234 m3

234 m3

647 m3

647 m3

726 m3

726 m3

843 m3

843 m3

Question 2

Time: 00:00:00
A square field of area 31684 m2 is to be enclosed with the wire placed at height 1 m, 2 m, 3 m, 4 m above the ground. What length of the wire will be required if its length required for each circuit is 5% greater than the the perimeter of the field?

2456 m

2456 m

2766 m

2766 m

2990.4 m

2990.4 m

2666.5 m

2666.5 m

Question 3

Time: 00:00:00
A polygon has 77 diagonals. Determine the number of sides?

12

12

13

13

14

14

15

15

Question 4

Time: 00:00:00
What is the radius of the circular plate of thickness 1cm made by melting a sphere of radius 3cm?

6 cm

6 cm

5 cm

5 cm

4 cm

4 cm

7 cm

7 cm

Question 5

Time: 00:00:00
A rectangular grassy plot is 112 m by 78 m. It has a gravel path 2.5 m wide all around it on the inside. Find the area of the path?

950 m^{2}

950 m^{2}

912 m^{2}

912 m^{2}

925 m^{2}

925 m^{2}

952 m^{2}

952 m^{2}

Question 6

Time: 00:00:00
Which of the following graph indicates the graph of {(sin t, cos t):- π/2 ≤ t ≤ 0} in xy-plane?

D

D

C

C

A

A

B

B

Question 7

Time: 00:00:00
Find the area of Rhombus one of whose diagonals measures 8 cm and the other 10 cm.

40 cm^{2}

40 cm^{2}

47 cm^{2}

47 cm^{2}

34 cm^{2}

34 cm^{2}

64 cm^{2}

64 cm^{2}

Question 8

Time: 00:00:00
If the perimeter and the diagonal of a rectangle is 18 cm and \sqrt{41} cm respectively. Calculate the area of the rectangular field.

25 cm2

25 cm2

20 cm2

20 cm2

18 cm2

18 cm2

23 cm2

23 cm2

Question 9

Time: 00:00:00
In triangle PQR, PQ=6 cm, PR=8 cm, and QR=12 cm. Calculate the area of the triangle PQR

23.33 cm^{2}

23.33 cm^{2}

17.5 cm^{2}

17.5 cm^{2}

21.33 cm^{2}

21.33 cm^{2}

28.67 cm^{2}

28.67 cm^{2}

Question 10

Time: 00:00:00
An oblong piece of ground measures 19m 2.5 dm by 12m5dm. From center of each side of the ground, a path 2m wide goes across to the center of the opposite side. What is the area of the path?

59.5 m^{2}

59.5 m^{2}

34 m^{2}

34 m^{2}

54 m^{2}

54 m^{2}

78.65 m^{2}

78.65 m^{2}

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September 14, 2020