Math, asked by farshad, 3 months ago

triangle ABC and triangle PQR are equilateral triangles . If triangles ABC : triangle PQR = 1:2 and AB=4 find DE​

Answers

Answered by mvandanamishra542
2

Answer:

Consider , A(ΔABC):A(ΔDEF) = 1 :2

A(ΔDEF)

A(ΔABC)

=

2

1

DE

2

AB

2

=

2

1

⇒DE

2

=2AB

2

⇒DE

2

=2×4

2

[∴AB=4]

⇒DE=

32

⇒DE=4

2

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