maryaymenaboud maryaymenaboud

18-04-2021
Mathematics

contestada

can someone help with this (please) :D

can someone help with this please D class=

Respuesta :

19nboli 19nboli

18-04-2021

Answer:

i think the answer to this question is 2.461

Step-by-step explanation:

For a semicircle, the total perimeter includes half of the circumference + the diameter.

The half circumference is given by 2 pi r / 2

So the perimeter of 19.02 = 2pi r/ 2 + 2r

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