Home
Class 10
MATHS
DeltaABC and DeltaDEF are equilateral tr...

`DeltaABC` and `DeltaDEF` are equilateral triangles. If `A(DeltaABC):A(DeltaDEF)=1:2` and `AB=4`, find DE.

Text Solution

Verified by Experts

The correct Answer is:
`DE=4sqrt(2)` units
Promotional Banner

Topper's Solved these Questions

  • SIMILARITY

    CHETAN PUBLICATION|Exercise Problem Set - 1|12 Videos

  • SIMILARITY

    CHETAN PUBLICATION|Exercise Problem Set - 1 (MCQs)|16 Videos

  • SIMILARITY

    CHETAN PUBLICATION|Exercise Practice Set - 1.3|9 Videos

  • QUADRATIC EQUATIONS

    CHETAN PUBLICATION|Exercise ASSIGNMENT|12 Videos

  • STANDARD IX SYLLABUS

    CHETAN PUBLICATION|Exercise PROBLEMS FOR PRACTICE|20 Videos

Similar Questions

Explore conceptually related problems

DeltaABCandDeltaDEF both are equilateral triangles. A(DeltaABC):A(DeltaDEF)=1:2. . If AB = 4 , then what is the length of DE ?

Find all the three angles of the DeltaABC .

In DeltaABC , angleABC=90^(@). DeltaPAB, DeltaQACandDeltaRBC are the equilateral triangles contructed on sides AB , AC and BC repectively. Prove that : A(DeltaPAB)+A(DeltaRBC)=A(DeltaQAC)

Delta ABC is an equilateral triangle. Point P is on base BC such that PC = 1/3BC , if AB = 6 cm, find AP. Delta ABC is an equilateral (ii) AB = 6 cm PC = 1/3 BC

In DeltaABC,B-D-C and BD=6 "cm" , DC=4"cm" what is the ratio A(DeltaABC)"to "A(DeltaACD) ?

Find the height of an equilateral triangle having side 2a. (i) Delta ABC is an equilateral triangle. AB = 2a

DeltaDEF~DeltaMNK If DE = 5 and MN = 6 , then find the value of A (DeltaDEF): A (DeltaMNK)

In DeltaABC~DeltaPQR1 , AB:PQ=2:3 If BC=4 , then QR=…………..