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- Question
The height of an equilateral triangle is 18 cm. Its area is
Options- A. 36?3 sq. m.
- B. 108?3 sq. cm.
- C. 108 sq. cm.
- D. 96?3 sq. m.
- Correct Answer
- 108?3 sq. cm.
- 1. 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 Discuss
- 2. 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 Discuss
- 3. 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 Discuss
- 4. 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 Discuss
- 5. 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) Discuss
- 6. The sides of a triangle are in the ratio 1/2 : 1/3 : 1/4 and its perimeter is 104 cm. The length of the longest side (in cm) is
Options- A. 52
- B. 48
- C. 32
- D. 26 Discuss
- 7. The four walls and ceiling of a room of length 25 m, breadth 12 m and height 10 m are to be painted. Painter A can paint 200 m2 in 5 days, Painter B can paint 250 m2 in 2 days. If A and B work together, they will finish the job in
Options- A. 6 days
- B. 6 10/33 days
- C. 7 10/33 days
- D. 8 days Discuss
- 8. The ratio between the area of a square and that of a circle, when the length of a side of the square is equal to that of the diameter of the circle, is (take ?=22/7)
Options- A. 14 : 11
- B. 28 : 11
- C. 7 : 22
- D. 22 : 7 Discuss
- 9. A piece of wire 132 cm long is bent successively in the shape of an equilateral triangle, a square and a circle. Then area will be longest in shape of
Options- A. Circle
- B. Equilateral triangle
- C. Square
- D. Equal in all the shapes Discuss
- 10. In an isosceles triangle, the length of each equal side is twice the length of the third side. The ratio of areas of the isosceles triangle and an equilateral triangle with same perimeter is
Options- A. 30?5 : 100
- B. 32?5 : 100
- C. 36?5 : 100
- D. 42?5 : 100 Discuss
Area problems
Search Results
Correct Answer: 1:24
Correct Answer: 4
Correct Answer: 168
Correct Answer: -1/3
Correct Answer: (1 , 6)
Correct Answer: 48
Correct Answer: 6 10/33 days
Correct Answer: 14 : 11
Correct Answer: Circle
Correct Answer: 36?5 : 100
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