Question

The perimeter of the given triangle is ______cm

Answer 1

Answer:

8y+8x-2

Step-by-step explanation:

perimeter of triangle = sum of 3 sides of triangle

= (10y-2x)+ (2x-2y-1)+ (4x-2)

= (10y-2x+2x-2y-1+4x-2)

= (8y+8x-2)

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Answer 2

Answer:

4x + 8y - 3

Step-by-step explanation:

perimeter of a triangle = sum of all sides of triangle

now perimeter is

= (10y - 2x) + (2x -2y -1) + (4x - 2)

= (4x -2x +2x) + (10y -2y) + (-1 + (-2))

= 4x - 8y - 3