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- Question
There is a circular garden of radius 21 metres. A path of width 3.5 metres is constructed just outside the garden. What is the area (in metres2) of the path?
Options- A. 50.05
- B. 57.56
- C. 52.12
- D. none
- Correct Answer
- none
- 1. ABCD is square and CDE is an equilateral triangle outside the square. What is the value (in degrees) of ?BEC?
Options- A. 15
- B. 30
- C. 25
- D. 10 Discuss
- 2. PQRS is a square whose side is 20 cm. By joining opposite vertices of PQRS are get four triangles. What is the sum of the perimeters of the four triangles?
Options- A. 40√2
- B. 80√2 + 80
- C. 40√2 + 40
- D. 40√2 + 80 Discuss
- 3. PQR is a right angled triangle in which PQ = QR. If the hypotenuse of the triangle is 20 cm, then what is the area (in cm2) of the triangle PQR?
Options- A. 100?2
- B. 100
- C. 50?2
- D. 50 Discuss
- 4. Triangle PQR is inscribed in the circle whose radius is 14 cm. If PQ is the diameter of the circle and PR = 10 cm, then what is the area of the triangle PQR?
Options- A. 196
- B. 30√19
- C. 40√17
- D. 35√21 Discuss
- 5. What is the area (in cm2) of the circumcircle of a triangle whose sides are 6 cm, 8 cm and 10 cm respectively?
Options- A. 275/7
- B. 550/7
- C. 2200/7
- D. 1100/7 Discuss
- 6. In the given figure, PQRS is a square of side 8 cm. PQO = 60 deg. What is the area (in sq.cm) of the triangle POQ?
Options- A. 32√3
- B. 24[(√)-1]
- C. 48[(√3)-1]
- D. 16[3-(√3)] Discuss
- 7. A solid hemisphere has radius 14 cm. It is melted to form a cylinder such that the ratio of its curved surface area and total surface area is 2 : 3. What is the radius (in cm) of its base?
Options- A. 1033
- B. 1433
- C. 733
- D. 2133 Discuss
- 8. In triangle XYZ, G is the centroid. If XY = 11 cm, YZ = 14 cm and XZ = 7 cm, then what is the value (in cm) of GM?
Options- A. 6
- B. 4
- C. 2
- D. 3 Discuss
- 9. In the given figure, PQRS is a square inscribed in a circle of radius 4 cm. PQ is produced till point Y. From Y a tangent is drawn to the circle at point R. What is the length (in cm) of SY ?
Options- A. 4√10
- B. 2√10
- C. 6√10
- D. 3√5 Discuss
- 10. In a trapezium, one diagonal divides the other in the ratio 2 : 9. If the length of the larger of the two parallel sides is 45 cm, then what is the length (in cm) of the other parallel side?
Options- A. 10
- B. 5
- C. 18
- D. 14 Discuss
Area problems
Search Results
Correct Answer: 15
Correct Answer: 80√2 + 80
Correct Answer: 100
Correct Answer: 30√19
Correct Answer: 550/7
Correct Answer: 16[3-(√3)]
Correct Answer: 1433
Correct Answer: 2
Correct Answer: 4√10
Correct Answer: 10
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