Question

find the perimeter of an isosceles triangle whose equal sides are 7.8 cm each and the third side is 4.5 CM​

Answer 1

Answer:perimeter = sum of three sides

Step-by-step explanation:

Given sides = 7.8 cm, 7.8cm and 4.5 cm

= 20.1 cm

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Answer 2

$\bold\red{\underline{\underline{Answer:}}}$

20.1cm is the perimeter of an isosceles triangle.

$\bold\blue{Explanation}$

Perimeter is sum of all the sides.

$\bold\orange{Given:}$

In isosceles triangle,

Equal sides=7.8cm

Third side=4.5cm

$\bold\pink{To \ find:}$

Perimeter of the isosceles triangle.

$\bold\green{\underline{\underline{Solution}}}$

Perimeter=7.8+7.8+4.5

=20.1cm

Therefore,

Perimeter is 20.1cm