Question

The perimeter of an isosceles traingle is 4_5cm the perimeter of traingle is is 3_13 remaining equal sides?​

Answer 1

Answer:

Base=

3

4

cm

Let the equal sides be x.

Perimeter=S

1

+S

2

+S

3

⇒

15

62

=x+x+

3

4

⇒

15

62

=2x+

3

4

⇒2x=

15

62

−

3

4

⇒2x=

15

62−20

⇒2x=

15

42

⇒x=

15

21

∴x=

5

7

Thus,two equal sides =x=

5

7

cm