Discussion
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- Question
What is the area (in sq cm) of a rectangle if its diagonal is 51 cm and one of its sides is 24 cm?
Options- A. 540
- B. 810
- C. 1080
- D. 360
- Correct Answer
- 1080
- 1. What is the length of the side of an equilateral triangle, if its area is 36?3 sq cm?
Options- A. 6 cm
- B. 24 cm
- C. 12 cm
- D. 18 cm Discuss
- 2. The length of the diagonal of a square is 10 cm. What is area of this square?
Options- A. 50 sq cm
- B. 100 sq cm
- C. 200 sq cm
- D. 25 sq cm Discuss
- 3. The lengths of the diagonals of a rhombus are 8 cm and 6 cm. The area of rhombus is:
Options- A. 96 cm2
- B. 60 cm2
- C. 48 cm2
- D. 24 cm2 Discuss
- 4. If the length of the side of an equilateral triangle is 8 cm, what is its area?
Options- A. 32?3 sq cm
- B. 16 sq cm
- C. 16?3 sq cm
- D. 32 sq cm Discuss
- 5. If the perimeter of a semi-circle is 108 cm, then find its radius (in cm).
Options- A. 42
- B. 28
- C. 56
- D. 21 Discuss
- 6. What is the area (in sq cm) of a rectangle of perimeter 90 cm and breadth 20 cm?
Options- A. 500
- B. 400
- C. 250
- D. 450 Discuss
- 7. Area of the circle inscribed in a square of diagonal 6√2 cm (in sq cm) is
Options- A. 9 π
- B. 6 π
- C. 3 π
- D. 9√2 π Discuss
- 8. What is the area (in square units) of the figure enclosed by the graphs of the lines x = -4, x = 2, y = -2 and y = 3?
Options- A. 12
- B. 24
- C. 15
- D. 60 Discuss
- 9. X and Y are the mid points of sides AB and AC of a triangle ABC. If BC+XY=12 units, then BC-XY is
Options- A. 8 units
- B. 4 units
- C. 6 units
- D. 2 units Discuss
- 10. The point of intersection of all the three medians of a triangle is called its
Options- A. orthocentre
- B. incentre
- C. centroid
- D. circumcentre Discuss
Area problems
Search Results
Correct Answer: 12 cm
Correct Answer: 50 sq cm
Correct Answer: 24 cm2
Correct Answer: 16?3 sq cm
Correct Answer: 21
Correct Answer: 500
Correct Answer: 9 π
Correct Answer: 15
Correct Answer: 4 units
Correct Answer: centroid
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