Question

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

Answer 1

Answer:

Perimeter = sum of all sides

20 = x + 2x + 2x

20 = 5x

x = 4

Hence the sides are....

4 cm

8 cm

and 8cm

MARK AS BRAINLIST.......

Answer 2

Answer:

Step-by-step explanation:

Perimeter=sidea+sibeb+sidec

now given that the sides are x,2x,2x

and we know that the perimeter is 20cm

apply the formula of perimeter we get,

x+2x+2x=20

5x=20

x=4