Discussion
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- Question
Points P and Q lie on side AB and AC of triangle ABC respectively such that segment PQ is parallel to side BC. If the ratio of AP:PB is 2:5, and area of ? APQ is 4 sq cm, what is the area of trapezium PQCB?
Options- A. 49 sq cm
- B. 45 sq cm
- C. 25 sq cm
- D. 21 sq cm
- Correct Answer
- 45 sq cm
- 1. The curved surface area and the slant height of a right circular cone are 99 sq.cm and 9 cm respectively. Find its diameter (in cm)
Options- A. 3.5
- B. 7
- C. 14
- D. 10.5 Discuss
- 2. If a regular polygon has 6 sides then the measure of its interior angle is greater than the measure of its exterior angle by how many degrees?
Options- A. 90°
- B. 100°
- C. 60°
- D. 108° Discuss
- 3. The length of the diagonal and the breadth of a rectangle are 25 cm and 7 cm respectively. Find its perimeter (in cm).
Options- A. 124
- B. 41
- C. 82
- D. 62 Discuss
- 4. The height of the equilateral triangle is 9 cm. What is the radius (in cm) of the circle circumscribing the three vertices?
Options- A. 3
- B. 6
- C. 9
- D. 12 Discuss
- 5. A right circular cylinder has height 28 cm and radius of base 14 cm. Two hemispheres of radius 7 cm each are cut from each of the two bases of the cylinder. What is the total surface area (in cm2) of the remaining part?
Options- A. 3842
- B. 4312
- C. 3296
- D. 4436 Discuss
- 6. The length of a string is 8 feet and 9 inches, which is divided into 3 equal parts. What is the length of each part in inches?
Options- A. 31
- B. 33
- C. 35
- D. 37 Discuss
- 7. The side of an equilateral triangle is 14 cm. Find its area (in sq.cm).
Options- A. 64?3
- B. 49?2
- C. 64?2
- D. 49?3 Discuss
- 8. If the perimeter of a semi-circle is 36 cm, then find its radius (in cm).
Options- A. 7
- B. 14
- C. 13
- D. 26 Discuss
- 9. The length of the diagonal of a rectangle is 26 cm and that of one side is 10 cm. What is the area of this rectangle?
Options- A. 260 sq cm
- B. 120 sq cm
- C. 130 sq cm
- D. 240 sq cm Discuss
- 10. Find measure of central angle of the arc whose length is 22 cm and radius of the circle is 28 cm?
Options- A. 60°
- B. 45°
- C. 75°
- D. 90° Discuss
Area problems
Search Results
Correct Answer: 7
Correct Answer: 60°
Correct Answer: 62
Correct Answer: 6
Correct Answer: 4312
Correct Answer: 35
Correct Answer: 49?3
Correct Answer: 7
Correct Answer: 240 sq cm
Correct Answer: 45°
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