2 Answers

Margaretkru · Answer 1 · 2021-07-05T16:47:51+0000

Answer:

12.9 is the perimeter

Explanation:

BC is 2 since B’C’ is equal to BC.

Add all sides to get perimeter.

5.1+5.8+2=12.9

You’re welcome.

- bananamilkshake43

Eric Grunzke · Answer 2 · 2021-07-09T15:07:34+0000

Answer:

$\Large \boxed{12.9}$

Explanation:

BC = B’C’

BC = 2

The perimeter of a triangle is the sum of all its sides.

$\sf \Rightarrow 5.1+5.8+2 \\\\\\ \Rightarrow 12.9$

The perimeter of the triangle is 12.9.

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