tommyhnguyen21 tommyhnguyen21

23-08-2020
Mathematics

contestada

What is a simplified expression for the perimeter
of the polygon?
✓ 5x2 + 2y2 + 12x + 5y
If x = 3 cm and y = 2 cm, what is the perimeter of
the polygon?

Respuesta :

LazyBun LazyBun

23-08-2020

Answer: 99cm

Explanation:

5x^2 + 2y^2 + 12x + 5y
= 5(3)^2 + 2(2)^2 + 12(3) + 5(2)
= 5(9) + 2(4) + 36 + 10
= 45 + 8 + 46
= 99cm

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