Area problems
- 1. The diagonal of a square is 12 cm what is the length (in cm) of its side?
Options- A. 6?2
- B. 12?2
- C. 6
- D. 9 Also asked in: Bank Exams
Correct Answer: 6?2
- 2. ?ABC is right angled at B. BD is an altitude. AD = 9 cm and DC = 16 cm. What is the value of BD (in cm)?
Options- A. 6
- B. 18
- C. 21
- D. 12 Also asked in: Bank Exams
Correct Answer: 12
- 3. ? DEF is right angled at E. If m ?D = 30°. What is the length (in cm) of DE, if EF = 2?3 cm?
Options- A. 3
- B. 4
- C. 6
- D. 2 Also asked in: Bank Exams
Correct Answer: 6
- 4. What is the area (in sq cm) of a rhombus if the lengths of its diagonals are 25 cm and 20 cm?
Options- A. 500
- B. 250
- C. 125
- D. 200 Also asked in: Bank Exams
Correct Answer: 250
- 5. What is the area (in sq cm) of an equilateral triangle of side 14 cm?
Options- A. 49?3
- B. 98?3
- C. (49/2)?3
- D. (49/4)?3 Also asked in: Bank Exams
Correct Answer: 49?3
- 6. Point P is the midpoint of segment AB. Co-ordinates of P are (3 , 1) and B are (5, -4). What are the co-ordinates of point A?
Options- A. (-1 , 7)
- B. (1 , -7)
- C. (1 , 6)
- D. (-1 , -7) Also asked in: Bank Exams
Correct Answer: (1 , 6)
- 7. What is the slope of the line perpendicular to the line passing through the points (-5 , 1) and (-2 , 0)?
Options- A. -3
- B. 3
- C. -1/3
- D. 1/3 Also asked in: Bank Exams
Correct Answer: -1/3
- 8. What is the area (in sq cm) of a rectangle if its diagonal is 25 cm and one of its sides is 24 cm?
Options- A. 186
- B. 144
- C. 132
- D. 168 Also asked in: Bank Exams
Correct Answer: 168
- 9. Area of 4 walls of a cuboid is 57 sq m, if its length is 5.5 m and height is 3 m. What is its breadth (in m)?
Options- A. 4.5
- B. 4
- C. 3
- D. 3.5 Also asked in: Bank Exams
Correct Answer: 4
- 10. D and E are points on side AB and AC of ?ABC. DE is parallel to BC. If AD:DB = 1:4 and area of ?ADE is 6 sq cm, what is the ratio of area of ?ADE: area of quadrilateral BDEC?
Options- A. 1:12
- B. 1:6
- C. 1:16
- D. 1:24 Also asked in: Bank Exams
Correct Answer: 1:24
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