Home
Class 14
MATHS
In the given figure angle B is right ang...

In the given figure `angle B` is right angle. `AD: BD = 3:2 and CE : BE = 5:2 and AF: FC = 1:1`. What is the area of `DeltaABC`, if the area of `DeltaBDE` is `20 cm^(2)`?

A

`40cm^(2)`

B

`35cm^(2)`

C

`52.5cm^(2)`

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • GEOMETRY

    ARIHANT SSC|Exercise EXERCISE(LEVEL 1)|54 Videos

  • FUNDAMENTALS

    ARIHANT SSC|Exercise TEST OF YOU - LEARNING - 2|40 Videos

  • HCF AND LCM

    ARIHANT SSC|Exercise Exercise Higher Skill Level Questions|18 Videos

Similar Questions

Explore conceptually related problems

In DeltaABC angle B is 90^(@) and AD : BD = 3 : 2 and CE : BE = 5 : 2 and AF : FC = 1 : 1 then find the area of DeltaABC where area of triangle DeltaBDE is equal to 20cm^(2)

In the given figure ABC is a triangle in which 3AD = CD and E lies on BD, DE = 2BE. What is the ratio of area of DeltaABC and area of DeltaABE ?

Find the area of DeltaABC , if a=2, b=3 and c=5 cm

In a right angle triangle ABC, angleA is right angle DE is parallel to the hypotenuse BC and the length of DE is 65% the length of BC, what is the area of DeltaADE , if the area of DeltaABC is 68 cm^(2) ?

In Figure 1 DE|| BC ,AD = 1 cm and BD =2 cm . What is the ratio of the ar (DeltaABC) to the ar (DeltaADE) ?

In DeltaABC , angle B is right angle, AB = 20 cm and BC = 21 cm. The value of sin A is :

DeltaABC is right angled at A and AB = 10 units .AC = 30 units and AD is perpendicular to BC. What is the area of DeltaADB ?

In the given figure, in Delta ABC, angle B= angle C and BD= CE . Prove that DE||BC .

ARIHANT SSC-GEOMETRY-EXERCISE(LEVEL 2)
  1. Two trains Punjab mail and Lucknow mail starts simultaneously from Pat...

    Text Solution

    |

  2. In the above question, what is the difference in lengths of the two pi...

    Text Solution

    |

  3. In the given figure angle B is right angle. AD: BD = 3:2 and CE : BE =...

    Text Solution

    |

  4. In a triangle ABC with side AB = AC and angle BAC = 20^@, D is a point...

    Text Solution

    |

  5. In the adjoining figure ABCD, PQRS and WXYZ are three squares. Find nu...

    Text Solution

    |

  6. In the given figure ABC is a triangle in which CDEFG is a pentagon. Tr...

    Text Solution

    |

  7. PQRS is a quadrilateral which is formed by joining the mid-points of a...

    Text Solution

    |

  8. ABCD is a quadrilateral in which (z)/(y)=(y)/(x)=(x)/(w)=k and k is an...

    Text Solution

    |

  9. In the adjoining figure 'O' is the centre of the circle and PQ, PR and...

    Text Solution

    |

  10. The number of points of intersection of the diagonals of a regular hex...

    Text Solution

    |

  11. In the adjoining figure ABCD is a rectangle. Find the maximum number o...

    Text Solution

    |

  12. ABC is an isosceles triangle and AC, BC are the tangent at M and N res...

    Text Solution

    |

  13. In the above question the value of stress is:

    Text Solution

    |

  14. In the adjoining figure O is the centre of the circle with radius 'r' ...

    Text Solution

    |

  15. In the given diagram. Radius of larger circle is 5 cm and an another c...

    Text Solution

    |

  16. In the given figure ABCD is a cyclic quadrilateral DO = 8 cm and CO = ...

    Text Solution

    |

  17. In the given triangle ABC, the length of sides AB and AC is same (i.e....

    Text Solution

    |

  18. In the following figure there is semicircle with centre 'O' ane diamet...

    Text Solution

    |

  19. In the adjoining figure angleBAD = a, angleABC = b and angleBCD = c an...

    Text Solution

    |

  20. In the given diagram CT is tangent at C, making an angle of pi/4with ...

    Text Solution

    |