Question

The perimetre of a triangle whose sides are y, 2y and y is ____

Answer 1

$\huge\mathbb\blue{♡Answer♡}$

perimeter! = sum of all sides

sides are = y , 2y , y

perimeter= y + 2y + y

= 4 y is the perimeter

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Answer 2

Answer:

45

Step-by-step explanation:

y+y+2y = 180

2y+ 2y = 180

4y = 180

y= 180/4

y= 45