Discussion
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- Question
In a triangle PQR, S and T are the points on PQ and PR respectively, such that ST II QR and PS/SQ=3/5,PR =6cm, then PT is
Options- A. 2 cm
- B. 2.25 cm
- C. 3.5 cm
- D. 4 cm
- Correct Answer
- 2.25 cm
- 1. In ?ABC two medians BE and CF intersects at the point O and P,Q are the midpoints of BO and CO respectively. If the length of PQ=3cm, then the length of FE will be
Options- A. 3 cm
- B. 6 cm
- C. 9 cm
- D. 12 cm Discuss
- 2. Three angles of a quadrilateral are 60°,90°and 100°. Then the fourth angle of the quadrilateral is
Options- A. 95°
- B. 100°
- C. 110°
- D. 115° Discuss
- 3. What is the total surface area (in sq cm) of a hollow cylinder open at both ends, if its length is 22 cm, external radius is 7 cm and thickness is 1 cm? (Take ? = 22/7)
Options- A. 1879.43
- B. 3758.86
- C. 939.715
- D. 2819.145 Discuss
- 4. A cone of radius 3.5 cm and height 12 cm is completely filled with water. This water is emptied into an empty cylindrical vessel of radius 7 cm. What will be the height of water in this vessel?
Options- A. 2 cm
- B. 0.33 cm
- C. 0.5 cm
- D. 1 cm Discuss
- 5. If the curved surface area of a right circular cone is 10010 sq cm and its slant height is 91 cm, find its total surface area.
Options- A. 27720 sq cm
- B. 4620 sq cm
- C. 6930 sq cm
- D. 13860 sq cm Discuss
- 6. An angle is greater than its complementary by 20°. What will be the measure of the angle?
Options- A. 55°
- B. 35°
- C. 100°
- D. 80° Discuss
- 7. The radius of a hemisphere is 21 cm, what is its volume? (Take ? = 22/7)
Options- A. 38808 cubic cms
- B. 9702 cubic cms
- C. 19404 cubic cms
- D. 29106 cubic cms Discuss
- 8. In a triangle the length of the side opposite the right angle is 6 cm, what is the length of the side opposite to the angle which measures 30°?
Options- A. 3 cm
- B. 3?3 cm
- C. 3/2 cm
- D. (3/2)?3 cm Discuss
- 9. In a cyclic quadrilateral ABCD , the side AB is extended to a point X. If ?XBC = 82° and ?ADB = 47° , then the value of ?BDC is
Options- A. 40°
- B. 35°
- C. 30°
- D. 25° Discuss
- 10. If PQ and PR be the two tangents to a circle with centre O such that ?QPR = 120° then ?POQ is
Options- A. 90°
- B. 45°
- C. 30°
- D. 60° Discuss
Volume and Surface Area problems
Search Results
Correct Answer: 3 cm
Correct Answer: 110°
Correct Answer: 1879.43
Correct Answer: 1 cm
Correct Answer: 13860 sq cm
Correct Answer: 55°
Correct Answer: 19404 cubic cms
Correct Answer: 3 cm
Correct Answer: 35°
Correct Answer: 30°
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