Question

the perimeter of a triangle is 60cm two of its side measure 20 cm and 12 cm what is the length of the third side​

Answer 1

28

Step-by-step explanation:

60-(20+12)

60-32

28

Answer 2

Step-by-step explanation:

perimeter of a triangle is L+B+H

60=L+20+12

60=L+32

60-32=L

28=L

length is 28cm

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