Question

15. The sides of a triangle are in the ratio 1:2:3. If the
perimeter is 30 cm, find the sides.​

Answer 1

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Answer 2

Answer:

let side to be x

first side is 1 x

second is 2 x

third side is 3 x

perimeter = sum of all the side 36 cm =1x+2x+3x

36 cm = 6 cm

Step-by-step explanation:

x=36÷ 6

x=6cm first side =x=6 cm second side =2x=12cm third side=3x=18 cm