Question

the perimeter of a regular pentagon is 40 cm .how long it side​

Answer 1

Answer:

We know that a pentagon has 5 sides.

A regular pentagon means a pentagon having 5 equal sides.

Let each side of the pentagon be x.

perimeter of a pentagon  = sum of all sides

= x + x + x + x + x

= 5 × x

= 5x cm  

According to the question, perimeter = 40 cm

∴ => 5x = 40

=> x = 40/ 5

=> x = 8 cm

Thus, each side of the pentagon is 8 cm long. (Ans

Answer 2

Answer:

8CM

Step-by-step explanation:

perimeter of a regular pentagon is 5×side

if 5× the side=40

then,

40/5=8

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