Question

Triangle ABC in which AB=9.3cm,BC=7cm and CA=5.1cm find the perimeter

Answer 1

Answer:

21.4

Step-by-step explanation:

Perimeter of Triangle = sum of the three sides

Answer 2

The perimeter of triangle ABC is 21.4 cm.

Step-by-step explanation:

We are given he following in the question:

Triangle ABC

AB = 9.3 cm

BC = 7 cm

CA = 5.1 cm

We have to find the perimeter of the given triangle.

Formula:

Perimeter of triangle =

$P = \text{Side 1 + Side 2 + Side 3}$

Puting values, we get,

$\text{Perimeter} = AB + BC + CA\\= 9.3 + 7 + 5.1\\=21.4~ cm$

The perimeter of triangle ABC is 21.4 cm.

#LearnMore

In ABC. AB = 5cm, BC = 8cm, CA = 7cm. If D and E are respectively the mid-points of AB and BC. Find the perimeter of the BDE.

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