Area problems
- 1. The areas of two similar triangles ?ABC and ?PQR are 36 sq cms and 9 sq cms respectively. If PQ = 4 cm then what is the length of AB (in cm)?
Options- A. 16
- B. 12
- C. 8
- D. 6 Also asked in: Bank Exams
Correct Answer: 8
- 2. 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 Also asked in: Bank Exams
Correct Answer: 21
- 3. 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 Also asked in: Bank Exams
Correct Answer: 16?3 sq cm
- 4. 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 Also asked in: Bank Exams
Correct Answer: 24 cm2
- 5. 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 Also asked in: Bank Exams
Correct Answer: 50 sq cm
- 6. What is the length of the side of an equilateral triangle, if its area is 64?3 sq cm?
Options- A. 8 cm
- B. 16 cm
- C. 16?3 cm
- D. 8?3 cm Also asked in: Bank Exams
Correct Answer: 16 cm
- 7. Area of 4 walls of a cuboid is 448 sq cm, its length is 18 cm and height is 8 cm. What is its breadth (in cm)?
Options- A. 10
- B. 9
- C. 8
- D. 7 Also asked in: Bank Exams
Correct Answer: 10
- 8. 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 Also asked in: Bank Exams
Correct Answer: 1080
- 9. 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 Also asked in: Bank Exams
Correct Answer: 500
- 10. Area of the circle inscribed in a square of diagonal 6?2 cm (in sq cm) is
Options- A. 9 ?
- B. 6 ?
- C. 3 ?
- D. 9?2 ? Also asked in: AIEEE, Bank Exams
Correct Answer: 9 ?
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