preci2fine preci2fine

03-02-2022
Mathematics

contestada

1) A garden measures nine by eight metres. What total length of fencing is needed to surround the garden?

2) A regular octagon has sides nine centimetres long. Find its perimeter.

3) A room has all sides equal. Find the length of each side if the total area is forty-nine metres squared.

Respuesta :

saad2005 saad2005

03-02-2022

1) 9+8 = 17
17x2 = 34m

2) 9x8 = 72cm

3) Root 49 = 7cm

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