Question

the side of a regular decagon is denoted by r express the perimeter of the decagon in terms of r ( hint : decagon is a polygon having ten equal sides)



Please answer the question fast and with statement

Answer 1

perimeter = 10 r because decagon has 10 sides
perimeter is circumference. As regular decagon has 10 equal sides so perimeter is equal to r+ r +r.... 10 times = 10r

Answer 2

Answer:

Decagon

Step-by-step explanation:

Decagon = 10 sides

10 mutiplied by r = 10r

so the perimeter of decagon is 10r