Question

HELP ME PLEASE!!!this is due in 10 minutes

The lengths of the sides of a triangle are x,2x and 2x centimetres.If the perimeter is 20 centimeters,what is the value of x?

a)4
b)5
c)8
d)10​

Answer 1

I believe that it is (B).

Answer 2

a) x = 4 cm

Explanation:

x + 2x + 2x = 20 cm

5x = 20

x = 4 cm