Question

Two sides of a triangle are 5 cm and 4 cm. The perimeter of the triangle is 12 cm. The third side has length

1 cm

2 cm

3 cm

6 cm​

Answer 1

Answer:

3cm

Step-by-step explanation:

12 is whole so,

5+4+3 makes 12

so 3 cm is your answer

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Answer 2

Answer:

The third side is of 3 cm.

Step-by-step explanation:

Two sides of triangle = 5cm, 4cm

Perimeter of triangle = 12cm

Third side of triangle = 12cm - (5cm + 4cm)

= 12cm - 9cm

= 3cm

Hence the third side of the triangle is of 3cm.

Hope it will be helpful for you