Home
Class 10
MATHS
triangle ABC and triangle DEF are equila...

`triangle ABC and triangle DEF` are equilateral triangles.`A(triangle ABC):A(triangle DEF)=1:2` and `AB=4`, find `DE.`

Text Solution

Verified by Experts

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

Topper's Solved these Questions

  • SIMILARITY

    TARGET PUBLICATION|Exercise Multiple Choice Questions|28 Videos

  • SIMILARITY

    TARGET PUBLICATION|Exercise Additonal Problems for Practice( Basid on Practice Set 1.1)|11 Videos

  • SIMILARITY

    TARGET PUBLICATION|Exercise Problem Set - 1|19 Videos

  • QUESTION FROM STD. IX

    TARGET PUBLICATION|Exercise Statistics|11 Videos

  • STATISTICS

    TARGET PUBLICATION|Exercise Problem Set-6|5 Videos

Similar Questions

Explore conceptually related problems

Find the height of an equilateral triangle having side 2a.

In triangle ABC,/_ABC=90^@ . triangle PAB,triangle QAC and triangle RBC are the equilateral triangles constructed on side AB, AC and BC respectively. Prove that: A(triangle PAB)+A(triangle RBC)=A(triangle QAC)

triangle ABC ~triangle PQR . Write ratios of corresponding sides.

triangle DEF~triangle MNK , if DE=5 and MN=6, then find the value of A(triangle DEF):A(triangle MNK) .

If triangle ABC~triangle PQR,A(triangle ABC)=841, A(triangle PQR)=625 , then (AB)/(PQ)=?

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

triangle ABC~triangle PQR . A(triangle ABC):A(triangle PQR)=9:16 . Find BC:QR. a) 3/4 b) 4/3 c) 9/16 d) 16/9

If triangle ABC~triangle PQR and AB:PQ=2:3 , then find x and y . (A(triangle ABC))/(A(triangle PQR))=x/(PQ^2)=4/y .

In triangle ABC, B-D-C and BD=6 cm, DC=4 cm. What is A(triangle ABC):A(triangle ACD)? a) 2:3 b) 5:2 c) 3:2 d) 5:3

If triangle ABC~triangle DEF such that the area of triangle ABC is 9 cm^2 and the area of triangle DEF is 16 cm^2 . If BC=2.1 cm, find the length of EF.